Business law final exam
16 Pages

Business law final exam

Course Number: BUSINE LS 311-01, Fall 2010

College/University: Kaplan University

Word Count: 3528

Rating:

Document Preview

1. Common law is a term for social manners and customs that are familiar to most of us. (Points: 2) True False 2. The state governments retain all powers not specifically delegated to the federal government. (Points: 2) True False 3. A reference to "28 U.S.C. Section 1332" means that a federal courts decision can be found on Page 28 of Section 1332 of the United States Cases. (Points: 2) True False 4. To...

Unformatted Document Excerpt
Coursehero >> Nebraska >> Kaplan University >> BUSINE LS 311-01

Course Hero has millions of student submitted documents similar to the one
below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.

Course Hero has millions of student submitted documents similar to the one below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.

Common 1. law is a term for social manners and customs that are familiar to most of us. (Points: 2) True False 2. The state governments retain all powers not specifically delegated to the federal government. (Points: 2) True False 3. A reference to "28 U.S.C. Section 1332" means that a federal courts decision can be found on Page 28 of Section 1332 of the United States Cases. (Points: 2) True False 4. To have standing to sue, a party must have been harmed or have been threatened with harm by the action about which he or she complains. (Points: 2) True False 5. The roles that women play in some foreign countries may present some difficult ethical problems for firms doing business internationally. (Points: 2) True False 6. A battery occurs only if the victim suffers actual physical harm. (Points: 2) True False 7. There are no statutes regulating the use of spam. (Points: 2) True False 8. An applicant cannot register a trademark on the basis of an intention to use the mark in commerce. (Points: 2) True False 9. A service mark is used to distinguish products produced by the federal government from those produced by private corporations. (Points: 2) True False 10. Because the Internet is vast, the unauthorized use of another's mark in a domain name is generally permissible. (Points: 2) True False 11. A patent cannot be obtained for a plant or an animal. (Points: 2) True False 12. Criminal liability depends on the commission or omission of an act. (Points: 2) True False 13. Larceny relies on stealth while robbery relies on fear and force. (Points: 2) True False 14. Embezzlement can be committed only by physically taking property from the possession of another. (Points: 2) True False 15. A promisee is a person who makes a promise. (Points: 2) True False 16. An offer to form a unilateral contract is accepted by a promise to perform. (Points: 2) True False 17. Parties can form a contract without putting the terms in writing. (Points: 2) True False 18. An offer must be communicated by mail or in person. (Points: 2) True False 19. A transaction that lacks a bargained-for exchange lacks an element of consideration. (Points: 2) True False 20. Rescission is the substitution of one party to a contract for a third party, who agrees to assume the contractual duties. (Points: 2) True False 21. An accord and satisfaction requires that the amount of a debt must not be in dispute. (Points: 2) True False 22. A minor who affirmatively misrepresents himself or herself to be an adult will not be able to disaffirm a contract in most states. (Points: 2) True False 23. Parents are required by law to provide necessaries for their minor children. (Points: 2) True False 24. Most courts are usually very concerned about the fairness of contracts. (Points: 2) True False 25. If a price quotation contains a mistake in the adding of a number of figures, the contract may not be enforceable. (Points: 2) True False 26. Justifiable reliance on a misrepresentation is an element of fraud. (Points: 2) True False 27. To be enforceable, any assignment must be in writing. (Points: 2) True False 28. The four broad types of damages in contract law are compensatory, consequential, punitive, and actual damages. (Points: 2) True False 29. Recovery under quasi contract may be used when one party partially performs under a contract that is unenforceable. (Points: 2) True False 30. To date, most courts have applied traditional common law principles to cases arising in ecommerce. (Points: 2) True False 31. Under the UETA, a signature may be denied legal effect solely because it is in electronic form. (Points: 2) True False 32. The UETA provides that a document cannot be notarized electronically. (Points: 2) True False 33. A principal has a duty to cooperate with the agent. (Points: 2) True False 34. Apparent authority exists if a principal causes a third party reasonably to believe that an agent has authority to act. (Points: 2) True False 35. Wrongful termination of an agency relationship can subject the canceling party to a suit for damages. (Points: 2) True False 36. To recover workers' compensation, an employee must prove that an injury was not the fault of the employer. (Points: 2) True False 37. An employee who leaves a job voluntarily cannot later claim to have been "constructively discharged" on the basis of unlawful discrimination. (Points: 2) True False 38. Joint ownership of property in and of itself creates a partnership. (Points: 2) True False 39. In winding up a limited partnership, non-partner creditors are paid before the partners receive their capital contributions. (Points: 2) True False 40. A limited liability company cannot be taxed as a corporation. (Points: 2) True False 41. Corporate officers hire corporate directors. (Points: 2) True False 42. A shareholder in a professional corporation can be liable for malpractice arising from the rendering of professional services. (Points: 2) True False 43. Shareholder approval is required when a corporation buys all of the assets of another company. (Points: 2) True False 44. Directors are rarely compensated, but when they are, they cannot set their own compensation. (Points: 2) True False 45. A corporation whose security does not qualify for an exemption can dispense with the requirement of a registration statement. (Points: 2) True False 46. Any corporation with more than $10 million in assets and 500 or more shareholders must register with the Securities and Exchange Commission. (Points: 2) True False 47. Household Furnishings, Inc., distributes its merchandise on an interstate basis. Under the commerce clause, Congress has the power to regulate (Points: 2) any commercial activity in the United States that substantially affects interstate commerce. only activities that are in intrastate commerce. only activities that are in local commerce. only activities that are not in commerce. 48. A Massachusetts state statute imposes a prison term, without a trial, on all street vendors who operate in certain areas. A court would likely hold this statute to be (Points: 2) constitutional. unconstitutional under the commerce clause. unconstitutional under the due process clause. unconstitutional under the free exercise clause. 49. Inferior Company sells products that are poorly made. Jack, who has never bought an Inferior product, files a suit against Inferior, alleging that its products are defective. The firm's best ground for dismissal of the suit is that Jack does not have (Points: 2) certiorari. jurisdiction. standing. sufficient minimum contacts. 50. Cody wants to appeal his case against Digital Corporation to the United States Supreme Court. Cody must ask the Court to issue a writ of (Points: 2) certiorari. jurisdiction. standing. venue. 51. Lora files a suit in Michigan against Ned over the ownership of a boat docked in a Michigan harbor. Lora and Ned are residents of Ohio. Ned could ask for a change of venue on the ground that Ohio (Points: 2) has a sufficient stake in the matter. has jurisdiction. has sufficient minimum contacts with the parties. is a more convenient location to hold the trial. 52. In studying the legal environment of business, Professor Dooleys students also review ethics in a business context. Ethics includes the study of what constitutes (Points: 2) fair or just behavior. financially rewarding behavior. legal behavior. religious behavior. 53. Callie, a lawyer on the staff of Droll International Ltd., applies the utilitarian theory of ethics in business contexts. Utilitarianism focuses on (Points: 2) moral values. religious beliefs. the consequences of an action. the nature of an action. 54. Kelly is an appliance salesperson. Kelly commits fraud if, to make a sale, she (Points: 2) discloses the truth. represents as a fact something that she knows is untrue. states an opinion concerning something that she knows nothing about. uses puffery. 55. Molly shoots Norm with Opals pistol. The proximate cause of Norm being shot is most likely attributable to (Points: 2) Molly and Opal. Molly only. Opal only. neither Molly nor Opal. 56. Amber pushes Brad into the path of an oncoming car driven by Carol. Don tries to rescue Brad, but the car hits both of them. Amber is liable for the injuries of (Points: 2) Brad and Don. Brad only. Don only. neither Brad nor Don. 57. George owns Murphy's Grill, a restaurant in a small town in Ohio. Without George's consent, Food Business, Inc., opens a club in New York City called Murphys and begins to use "murphys" as part of the URL for the club's website. Food Business has committed (Points: 2) copyright infringement. patent infringement. trademark dilution. none of the choices. 58. Rory designs a new computer hard drive, which he names "Sci Phi." He also writes the operating manual to be included with each final product. Rory could obtain patent protection for (Points: 2) the hard drive only. the name only. the operating manual only. the hard drive, the name, and the operating manual. 59. Portia, a businessperson, is convicted of RICO offenses. Portia's penalties may include (Points: 2) dissolution of her business but not forfeiture of its assets or imprisonment. forfeiture of the business assets but not dissolution of the business or imprisonment. imprisonment and dissolution of her business but not forfeiture of its assets. dissolution of her business, forfeiture of its assets, and imprisonment. 60. Barb allows Candy to enter Barb's warehouse and take a DVD player. Charged with theft, Candy can successfully claim, as a defense, (Points: 2) consent. duress. entrapment. self-defense. 61. Britney promises to deliver a certain couch to Dan, who promises to pay for the service. Britney does not perform. She may be required to (Points: 2) do nothing. make another promise. pay damages. perform a different service. 62. Jay tells Kim that he will buy her textbook from the last semester for $80. Kim agrees. Jay and Kim have (Points: 2) an express contract. an implied-in-fact contract. an implied-in-law contract. a quasi contract. 63. Cory enters into a contract with Dian to act as her personal sports trainer. If they later dispute the meaning, and the contract contains unclear terms, the rules of contract interpretation will give effect to (Points: 2) the parties' intent as expressed in their contract. what the defendant claims was the parties' intent. what the plaintiff claims was the parties' intent. what the parties now agree they intended. 64. Geof offers to sell his Honda for $10,000 to Ilsa, who says, "I'll pay no more than $5,000." Geof says, "Forget it. I changed my mind." Geof's offer was terminated by (Points: 2) Geof and Ilsa. Geof. Ilsa. the market prices of similar vehicles. 65. Retail Investment Company offers to sell a certain mall to Shopping Stores, Inc., if it accepts before 10 A.M. Monday. A contract is formed if Shopping Stores' acceptance is received (Points: 2) any time on Monday. before 10 A.M. Monday. before 11 A.M. Monday. within twenty-four hours of 10 A.M. Monday. 66. Quality Steel Corporation files a suit against Rite Tool Company, claiming that the consideration for their contract is inadequate. The court will most likely not examine the adequacy of the consideration if (Points: 2) it is obvious that the consideration is adequate. Rite Tool asserts that there is adequate consideration. something of value passed between the parties. consideration the is worth more than $100. 67. Eastside Warehouse offers to sell a forklift to Forest Lumber Company, but it is stolen before Forest accepts. Eastside must obtain (Points: 2) a forklift for Forest, if Eastside's insurance covers the loss. a forklift for Forest, if it wants one. nothing for Forest, because that would extend the time of the offer. nothing for Forest, because the theft terminated the offer. 68. Quix Fix-It, Inc., offers Polly a job as a plumber. No time for acceptance is specified in the offer. The offer will terminate (Points: 2) after a reasonable period of time. after a typical work week (five business days). after a usual month (thirty calendar days). never. 69. Don enters into a contract with Emma, who does not have contractual capacity. Don can enforce the contract only if Emma (Points: 2) elects not to avoid the contract. is a minor. is intoxicated or mentally incompetent. is a minor, intoxicated, or mentally incompetent. 70. While a minor, Jason buys a car that he continues to use and keep in repair after reaching the age of majority. Jason has (Points: 2) disaffirmed the contract. ratified the contract. rejected the contract. rescinded the contract. 71. Joy induces Kelly to enter into a contract for the purchase of a condominium about which Joy knowingly misrepresents a number of material features. When Kelly discovers the truth, Kelly can (Points: 2) enforce the contract and seek damages. enforce the contract but not seek damages. neither enforce the contract nor seek damages. seek damages but not enforce the contract. 72. Roc buys a farm from Steve, who claims that it would be a prime site for a housing subdivision. Roc later learns that the law does not permit the land to be used for housing. Roc may (Points: 2) not rescind the contract. rescind the contract only if Roc did not know the law before the deal. rescind the contract only if Steve knew about the law before the deal. rescind the contract only if the law is not common knowledge. 73. Clay buys an MP3 player for $200 and a pair of stereo speakers for $600 from a Discount City store, and downloads $300 worth of digital music from E-Music.com. To be enforceable, the contract that must be in writing is the purchase of (Points: 2) the digital music, the MP3 player, and the speakers. the MP3 player and the speakers only. the MP3 player only. the speakers only. 74. Uri and Vicky orally agree on the sale of Uris Nite Club to Vicky and note terms on a pair of the Clubs napkins, which they both sign. A written memorandum evidencing an oral contract that would otherwise be unenforceable must contain (Points: 2) every term. the essential terms. the preliminary terms. the qualitative terms. 75. Protective Finishes, Inc. (PFI), agrees to paint Quinn's house, using a particular brand of "discount" paint. PFI completes the job but uses a different brand of discounted paint. This is most likely (Points: 2) a complete excuse for Quinn's refusal to pay. a material breach. complete performance. substantial performance. 76. Rural Development Corporation (RDC) and Sid enter into a contract for the clear-cutting of RDCs 50-acre tract for which RDC agrees to pay Sid. Sid transfers his duty to log the tract under the contract to Timber Logging Company. Timber is (Points: 2) a delegatee. an assignee. an obligee. a prohibitee. 77. Safe-T Guard Services enters into a contract to secure Taylor's Business Park from vandalism and theft between 6 P.M. and 6 A.M. nightly for six months. At the end of the term, if there has been no vandalism or theft in the Park, Safe-T's performance will have been (Points: 2) absolute. complete. conditional. substantial. 78. A zoning law that affects the lease will cause its termination. Union City's zoning board adopts a new zoning classification that affects the lease. This adoption satisfies (Points: 2) no condition. the condition precedent. the concurrent condition. the condition subsequent. 79. Julio contracts to provide lawn-mowing services to Kevin for $140 per month. Julio cannot transfer this duty (Points: 2) under any circumstances. without continuing to be potentially liable. without Kevins consent. without paying Kevin at least one monthly fee. 80. Recreational Pools, Inc., agrees to build a swimming pool for Sandy, but fails to build it according to the contract specifications. Sandy hires Total Fix-It Company to finish the project. Sandy may recover from Recreational Pools (Points: 2) the contract price less costs of materials and labor. the contract price. the costs needed to complete construction. profits plus the costs incurred up to the time of the breach. 81. Outstate Properties, Inc. (OPI), agrees to sell certain acreage to Pia. OPI repudiates the deal. Pia sues OPI and recovers damages. Pia can now obtain (Points: 2) an amount in quasi contract. damages representing restitution. specific performance of the deal. nothing more. 82. Precision Applications Corporation (PAC) sends an electronic record to Quotient Systems, Inc., a PAC customer. Under the UETA, the record will be considered received when it (Points: 2) enters Quotient's processing system in a readable form, even if no person is aware of its receipt. enters Quotients processing system in a readable form, only if a person is aware of its receipt. is midway between the parties' processing systems. passes out of PAC's control. 83. Genetic Seed Company hires Howie to work in its shipping office, accepting deliveries and dealing with other companies' drivers. With respect to Genetic, Howie is most likely (Points: 2) an agent. an independent contractor. a principal. a work for hire. 84. Cody contracts with Drew to act as her agent in a fraudulent marketing scheme. Cody does not successfully complete the scheme. Drew can recover from Cody for (Points: 2) breach of contract. breach of implied warranty. breach of the duty of performance. none of the choices. 85. Sanitary Supplies Company requires its customers to pay by check. Tyla, a Sanitary driver, tells customers on her route that they can pay her with cash. When Sanitary learns of Tyla's collections, it takes no action to stop her. Tyla steals some of the cash. Sanitary may suffer the loss under the doctrine of (Points: 2) apparent authority. equal authority. express authority. implied authority. 86. Sunny is a salesperson for Tech Instruments, Inc. (TI). She misrepresents to Universal Piping Company, a customer, that a certain device has a certain capability. In reliance, Universal buys the device. Liable for this misrepresentation is (Points: 2) Sunny and TI. Sunny only. TI only. Universal but neither Sunny nor TI. 87. Ida hires Jim, a real estate broker, to act as her agent to sell her land for $100,000. Oil is discovered beneath the land, causing its market value to increase 100-fold. The agency agreement is likely (Points: 2) still in force if Ida gives Jim additional consideration. still in force if Jim does not mention the oil to prospective customers. terminated by mutual consent of the parties. terminated by operation of law. 88. Seafood Canning Corporation keeps a file of I-9 verifications forms. To inspect this file, the appropriate government officer must obtain (Points: 2) a subpoena and a warrant. a subpoena or a warrant, but not both. not a subpoena, a warrant, or the employer's consent. the employer's consent. 89. Bo and Clancy decide to do business as Dynamo Production Associates. To be a partnership, this association can result from an agreement that is (Points: 2) express, but not from an agreement that is implied. implied, but not from an agreement that is express. oral, written, or implied by conduct. written, but not from an agreement that is oral or implied. 90. Owen, Paula, Quinn, and Rita combine to finance the building of Super Stores, a shopping mall. Their selected form of business organization is an investment group, or (Points: 2) a business trust. a joint stock company. a joint venture. a syndicate. 91. Pola and Quint want to form and do business as River Tours Corporation. A corporation can consist of (Points: 2) no natural persons. one natural person but not more. one or more natural persons. only more than one natural person. 92. Like the bylaws of other corporations, the bylaws of Retail Sales, Inc., (Points: 2) establish the operating name of the corporation. establish the value and classes of corporate stock. were adopted at its first organizational meeting. were submitted for approval to the public official in charge. 93. Giant Lift Corporation purchases all of the assets of Heavy Hydraulics Corporation. With respect to Heavy Hydraulicss liabilities, Giant Lift is (Points: 2) automatically responsible. not responsible under any circumstances. responsible if Heavy Hydraulics is a competitor of Giant Lift. responsible if the sale is actually a merger or consolidation. 94. Nina is a director of Omega, Inc. Under the standard of due care owed by directors of a corporation, Nina's decisions must be (Points: 2) ambiguous and questionable. arguable and defensible. informed and reasonable. perfect and unassailable. 95. Mit-E Clean Corporation wants to make an offering of securities to the public. This offering is not exempt from registration under the Securities Act of 1933. Before the firm sells its securities, it must provide investors with (Points: 2) a forward-looking financial forecast. an investment contract. a prospectus. a road show. 96. Hobie, the chief executive officer of Ideal Gamers, Inc. (IGI), intentionally understates the amount of IGIs debts in information provided to investors as part of an issue of IGI stock. Jaq buys the stock and suffers a loss. Hobie may be subject to (Points: 2) government prosecution and Jaq's suit. neither government prosecution nor Jaq's suit. only government prosecution. only Jaq's suit. 97. Kirk is the chief financial officer of Lemon Corporation, which is required to file certain financial statements with the Securities and Exchange Commission (SEC). Under the SarbanesOxley Act of 2002, Kirk must personally (Points: 2) certify that the statements are accurate. delegate the responsibility for preparing the statements. deliver the statements to the appropriate SEC officer. prepare the statements. 98. Heavy Hauling, Inc., is a public company whose shares are traded in the public securities markets. Under the Sarbanes-Oxley Act of 2002, to ensure that Heavy Haulings financial results are accurate and timely, the firms senior officers must set up and maintain (Points: 2) internal "disclosure controls and procedures." external "release and reveal timetables." personal "peruse and review liability policies." public "information and discussion forums." 99. Bess, an agent for Calm Harbor Marina, Inc., enters into an unauthorized contract with Dropt Anchor Worx, Inc., purportedly on behalf of Calm Harbor, which refuses to perform. Bess is liable to (Points: 2) Calm Harbor and Dropt Anchor for breach of contract. Calm Harbor for misrepresentation. Dropt Anchor for misrepresentation. no one. 100. Begin Anew Enterprise, Inc., completes its registration process and begins advertising the availability of its new issue of securities. The firm places a tombstone ad in the financial papers. This ad tells prospective investors (Points: 2) about investing. about the company. where to buy the securities. where to obtain a prospectus.

Find millions of documents on Course Hero - Study Guides, Lecture Notes, Reference Materials, Practice Exams and more. Course Hero has millions of course specific materials providing students with the best way to expand their education.

Below is a small sample set of documents:

UCSD - CHEM 127 - P.chem
UCSD - CHEM 127 - Pchem
UCSD - CHEM 127 - Pchem
PChem 127 Winter 2010Homework Set #4Due Thursday 11/4 at start of lecture. Problems P6.2 P6.6 P6.8 P6.15 P6.28 P6.33 P8.5 P8.6 P8.8 P8.18 P8.24Homework Set #5Due Tuesday 11/9 at start of lecture. Problems P9.3 P9.6 P9.10 P9.15 P9.32 P9.35 P9.36
UCSD - CHEM 127 - Pchem
UCSD - CHEM 127 - Pchem
Maryland - ENES100 - enes100
ME541: Fatigue of Materials Winter Quarter 2006 Homework 1 Solutions1) (Note: All answers are subjective (i.e., no right or wrong) a) Child's bicycle used in rough child's play could have cracked at the joint from high stress or strain due to fracture fr
Maryland - ENES100 - enes100
ME541 Fatigue of Materials Homework 2 Solutions 1.1) This is an application of the modified Basquin Equation shown in Eq. 1.3 such that S = 10 cNb between N = 103 and N = 106 cycles. Assuming S1000 at N = 1,000 cycles is 0.9 Su and Se at N=1,000,000 is 0.
Maryland - ENES100 - enes100
ME541: Fatigue of Materials Homework 6 Solutions 5.3) For a steel component that has a 1000 cycle fatigue strength of 90 ksi and an endurance limit (1,000,000 cycle) of 50 ksi. a) Using Basquin equation, Nf at 60 ksi and 80 ksi are 117,341 and 3,992 respe
Maryland - ENME - 250
ENME 382Section0201Homework 1SolutionNote: You should get in the habit of showing your work even if you can solve a problem in your head. Reasoning is important and you need to show work to show your reasoning process. 1. Predict the type of bonding t
Maryland - ENES100 - enes100
ME541: Fatigue of Materials Homework 3 Solutions 2.1) It is assumed that the strains is uniform throughout, therefore the relations between true stress/strain and engineering stress/strain are applied such that: s = s(1+e) and e = ln(1+e). For s =62.2 ksi
Maryland - ENES100 - enes100
ME541: Fatigue of Materials Homework 4 Solutions 3.1) Assuming that the edge crack is much smaller than the width of the plate allows use of the stress intensity factor, K I = F a where F = 1.12. For thecritical condition K I = K Ic = 45 ksi in = a = 1.1
Maryland - ENES100 - enes100
ME541 Fatigue of Materials Homework 5 Solutions 4.1) From the given information, the notch sensitivity factor, q, is first determined, then Kf is determined from the relation, K -1 or, K f = q(K t - 1) + 1 for K t = 3.0 . Note that q can be determined eit
Maryland - ENES100 - enes100
ME541: Fatigue of Materials Homework 7 Solutions 7.2) At the surface of a thin wall pressure vessel, a plane stress state exists with the axial and hoop directions being principal directions. Then the applied stresses are: pr = 1 and Hoop, h = t pr P pr -
Maryland - ENES100 - enes100
Equations for Linear Elastic Fracture Mechanics and Fatigue EAE 135, Winter 2006 Classes on 03/06/2006, 03/08/2006This document provides further information with respect to the presentation file fracture_fatigue_lecture.pdf. 1. Linear Elastic Fracture Me
Maryland - ENES100 - enes100
Machine Design IIProf. K.Gopinath & Prof. M.M.MayuramStressing other than fully reversed loadings.Quite frequently it is necessary to determine the strength of parts corresponding to stress situations other than complete reversals. Many times in design
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
TTY/Koneosasto Konstruktiotekniikka TME-3310 MURTUMIS- JA VAURIOMEKANIIKKA Syksy 2008TME3310/08SHARJOITUSTY 1 Kuvassa 1 on esitetty 2 mm paksu levy, jota kuormitetaan voimilla F. Materiaalille tiedetn taulukossa 1 esitetyt materiaaliarvot. Rakenteessa o
Maryland - ENES100 - enes100
TTY/Koneosasto Konstruktiotekniikka TME-3310 MURTUMIS- JA VAURIOMEKANIIKKA Syksy 2008TME3310/08SHARJOITUSTY 2 Kuvassa 1 on esitetty 2 mm paksu levy, jota kuormitetaan voimilla F. Materiaalille tiedetn taulukossa 1 esitetyt materiaaliarvot. Rakenteessa o
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Maryland - ENES100 - enes100
Homework 1Due Wednesday, September 8Read the syllabus and review the schedule.2.5 points1. What was the hypothetical example of a measurement, or set of measurements, that you may need to make in your future discussed by your group in class? Group num
Maryland - ENES100 - enes100
Homework 212 1. Give two completely different examples of sensors and their associated transducers. points For each of them, identify the physical element undergoing the change and how the (6 each) transducer converts this change into a measureable outpu
Maryland - ENES100 - enes100
Homework 312 1. How might a transducer convert the following changes in a sensor to an electrical points signal? a) Humidity sensor absorption of water. b) Mass sensor change in (4 each) frequency of oscillation. c) Chemical sensor change in color. a) If
Maryland - ENES100 - enes100
Homework 51. For a first order system with = 10 ms, up to what frequency will the system attenuate the signal by less than 2.0%? M() = 1/[1 + ()2] = 1/[1 + (0.01)2] The easiest way to do the problem is like this. 1 - M() 0.020 1 - 1/[1 + (0.01)2] 0.020 1
Maryland - ENES100 - enes100
Homework 4Note: The K in the equation y( t ) = KA + ( y0 KA )e t / is not necessarily the same as the K for static sensitivity in K = dy/dx. (It is in some cases or if the problem is handled in a certain way, which is not the way it has been done in the
Maryland - ENES100 - enes100
Homework 640 pts 1. For a first order system, explain with the aid of one or more plots why the phase delay is 45 for = 1.1.0 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0 1 2 3 4Input Amplitude, 1 = A0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0Output Amp
Maryland - ENES100 - enes100
Homework 71. A temperature sensor is put into the following circuit as Rs. An identical, matching reference sensor Rref is held at 37 C.40 pts a) What is the output voltage Eout? Show your work. The upper and lower circuits on the left hand side are ide
Maryland - ENES100 - enes100
Name_Quiz 1(80 pts) 1. Which of the following constitute plagiarism? Place a check mark next to those that do. If you check yes, explain underneath how you would fix the problem. _ Using in a report or paper an equation out of a book without referencing
Maryland - ENES100 - enes100
Name_Quiz 2(50 pts) 1. In very general terms, what is the mechanism that allows the sensing stage of a measurement system to be used in the detection of a variable of interest (whether pressure, chemical concentration, light, etc.)? The sensing mechanis
Maryland - ENES100 - enes100
Name_Quiz 3(100 pts) 1. Sketch the frequency spectrum of a waveform consisting of the sum of two sinusoids, one with amplitude 5 and period T1 = 0.2 sec and the other with amplitude 2 and period T2 = 0.1 sec. The frequency f = 1/T, so f1 = 1/0.2 = 5 and
Maryland - ENES100 - enes100
Name_Quiz 4(100 pts) 1. Does replication of measurements address errors in accuracy or precision? (I.e., systematic or random errors?) Explain briefly. Replication gives one a measure of the random scatter in the data, and thus addresses errors in preci
Maryland - ENES100 - enes100
Name_Quiz 5(30 pts) 1. In the temperature range 34 to 42 C, a digital thermometer produces a linear output from 0 to 2 V. What is the sensitivity of the thermometer? The output (dy) is voltage, the input (dx) is temperature. The static sensitivity is th
Maryland - ENES100 - enes100
Name_Quiz 6(30 pts) 1. Sketch the time response of a first order system with = 0.1 sec to a step input of amplitude 4.0 if the system starts at y0 = 1.0. Make sure your sketch shows the amplitudes reasonably correctly at t = 0, , and . (Recall that e-1
Maryland - ENES100 - enes100
Name_Quiz 7(30 pts) 1. Sketch a sinusoid with amplitude A = 3.0 and frequency = 1.0, as well as the steady state time response of a first order system with = 3.0 sec and K = 1.0 to this sinusoidal input; plot the curves versus t. Make sure your sketch s
Maryland - ENES100 - enes100
Name_Quiz 8No calculators are permitted for this quiz. (100 pts) 1. Plot the following function vs. t, from t = 0 to +5, y(t) =4t 2 cos(t) = 2t cos(t) 4t 2 cos(t) for f = 1.The cosine has a time-dependent amplitude, here a linear function of t.10 8 6
Maryland - ENES100 - enes100
Name_Quiz 9No calculators are permitted for this quiz. (100 pts) 1. Plot the response, versus t, of a resistive temperature sensor for which = 0.25 seconds and which has a sensitivity of 2 /C to a sinusoidal input of amplitude 4 C when = 4 rad/sec. = 0.
Maryland - ENES100 - enes100
Name_Quiz 10 No calculators are permitted for this quiz.(100 pts) 1. Plot the steady state response, versus t, of a thermocouple having = 0.1 seconds and which has a sensitivity of 100 V/C to a sinusoidal input of amplitude 10 C when = 200 rad/sec. Reca
Maryland - ENES100 - enes100
Name_Quiz 11(100 pts) 1. If the waveform below is passed through an ideal 3 Hz high-pass filter, approximately what will the output look like? a) Explain your reasoning, and b) sketch the output on the plot. The time scale (periodicity) of the large flu
Maryland - ENES100 - enes100
Name_Quiz 12(100 pts) 1. Sketch the amplitude-frequency spectrum of the waveform shown below. By inspection, the period of the large fluctuations is about 1 sec, and their amplitude is about 5. The period of the medium-height fluctuations is about 0.2 s
Maryland - ENES100 - enes100
Name_Quiz 13(100 pts) 1. Find Eo in terms of Ei.IeI2 I1The equivalent resistance for R3 in parallel with R4 is 1/Re = 1/R3 + 1/R4 = (R3 + R4)/R3R4, so Re = R3R4 / (R3 + R4). I1 = 0, so E+ = 0. E- = E+ = 0 I2 = (Ei E-) / R2 = Ei / R2 Ie = I2 E- Eo = 0
Maryland - ENES100 - enes100
ENME 351, Fall 2010 Electronics and Instrumentation II Instructor: Dr. Elisabeth SmelaMechanics1Where to Find MeProf. Elisabeth Smela 2176 Martin Hall smela@umd.edu x5-5265 Office Hours Mondays, 11 am 12 pm or by appointmentWhere to Find the TAsJame
Maryland - ENES100 - enes100
Source of InformationThe material presented this semester is substantially based on the (optional) textbook (Figliola & Beasley), and figures from the book have been used in lecture slides throughout the semester. If not attributed otherwise, figures wer
Maryland - ENES100 - enes100
Response of a System to an Input(Chapter 3 in F&B)1General ConceptsignalsystemoutputHow does your mechanical, measurement, electrical, or other physical system respond to an input? Examples thermometer responding to temperature cantilever respondin
Maryland - ENES100 - enes100
1st Order Systemsresponse to a sine function input11st-Order SystemsFor systems with storage/dissipative elements but negligible inertia: y + y = KF( t )wherey=dy dtand is the time constant of the system, a measure of the speed of the system resp
Maryland - ENES100 - enes100
2nd Order SystemsNice web site on this topic: http:/www.facstaff.bucknell.edu/mastascu/econtrolhtml/SysDyn/SysDyn2.html2nd-Order SystemsSecond-order systems contain 2 independent energy storage elements that exchange stored energy. They typically also
Maryland - ENES100 - enes100
The Log Scalelinear scale log scale2 is about 1/3 of the way between 1 and 10. 3 is about halfway. 5 is about 2/3 of the way.11st-Order System: Time ResponseWhy do we need the K in our response functions?y( t ) = KA + ( y0 KA )e t / y( t ) = KA 1 +
Maryland - ENES100 - enes100
1st-Order System: Time ResponseIf a square wave of t/ = 0.5 is applied to a first order system, sketch its response. finalinitialOutput 0 0.511st-Order System: Time ResponseIf a square wave of t/ = 0.5 is applied to a first order system, sketch its
Maryland - ENES100 - enes100
Review of Trigonometry1Review: Expression with Sine Terms OnlyGraphically, add these two together.y (t ) = 10 cos 4 t + 10sin 4 t15.0 10.0 Acos(wt) Bsin(wt)Amplitude5.0 0.0 -5.0 0.0 -10.0 -15.0 0.5 1.0 1.5 2.0 2.5 3.0Time (sec)21Review: Express
Maryland - ENES100 - enes100
Fourier Transforms: Filtering Application1Filtering With a Low-Pass Filter5 Hz low pass filter5 Hz low pass filter21Filtering With a Low-Pass Filter5 Hz low pass filter5 Hz low pass filter3Filtering With a Low-Pass Filter5 Hz low pass filter5
Maryland - ENES100 - enes100
Electronics & Instrumentation Getting Good Data(meaningful, correct)1Road Map21Measurement SystemsIn this class, we are taking a look at whats happening inside the black box.Images courtesy of oceanoptics.com, SunTouch, gasgoo.com.3Measurement S