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6 Smith Work Cited Lancaster, Tyler. Personal interview. 16 June. 2007. Scofield Study Bible, The. C.I. Scofield, editor. New York: Oxford Press, University 1945. Teague, Jonathan. Personal interview. 16 June. 2007. Tomlin, Chris. "Not To Us." Not To Us. Sparrow Records, 2007.
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Cornell >> PHYS >> 1112 (Spring, 2007)
Monday Apr 2, 2007 Angular Momentum Read: (Today) 10.5 (Wednesday) 11.1-11.3 Homework 10: Due Monday April 9 Prelim 2: Thursday Chapters 6,7,8,9 Bring 1/2 page formula sheet Bring pencils, pens, ruler, protractor ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Wednesday Apr 4, 2007 Statics I Read: (Today) 11.1-11.3 (Friday) 11.3 Homework 10: Due Monday April 9 Prelim 2: Tomorrow Chapters 6,7,8,9 Bring 1/2 page formula sheet Bring pencils, pens, ruler, protractor ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Monday Apr 9, 2007 Statics II Read: (Today) 11.3 (Wednesday) 10.4, 10.5 Homework 10: Due Today Homework 11: Due Friday Lab 7: This Week Recitation: Bring Tutorial Book ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Wednesday Apr 11, 2007 Angular Momentum Gyroscopes Read: (Today) 10.6-10.7 (Friday) 12.5 Homework 11: Due Friday Lab 7: This Week Recitation: Bring Tutorial Book Lab 8: Next Week Pick up Prelab ...
Cornell >> PHYS >> 1112 (Spring, 2007)
How to Solve a Physics Problem [Also works for other subjects] [Also see page 4 of your textbook.] Explicitly go through each of these steps. Write down something on paper after doing each step. Note that we do not write any equations until step 5 or...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Prelim Exam #1 - Solutions 1. 2. 3. 4. 5. (a) C (b) A (2 points each) Spring 2005 F (5 points) (a) (a) (a) (c) [2 points for E, G, or H] (b) A F A (3 points) (c) C (d) B (2 points each) D (2 points) C A (b) (b) (3 points for correct constru...
Cornell >> PHYS >> 1112 (Spring, 2007)
Physics 112 - Exam #1 Solutions 1. 2. (a) C (b) B Fall 2005 Point #1: F buoy fd Point #2: F buoy Point #3: F buoy fd (1 point for each correctly identified force, direction, and magnitude) w w w 3. 6. A E 4. C (1 point for B or D) G 5...
Cornell >> PHYS >> 1112 (Spring, 2007)
Solutions Prelim I Spring 2007 1. speeding up, slowing down, slowing down, speeding up 2. (A) 3. (B) 4. (B) 5. (C) 6. (E) 7. (C) 8. (A) 9.(a) down, up, zero 9.(b) down, up, up 1. (a) vA = vA^ = v0x^ is also the initial velocity of the bale. The time ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Monday Jan 29, 2007 Vectors Subtraction Components Products 3D kinematics Sample problem Read: (Today) 3.1-3.3 (Wednesday) 3.5 Homework 2: Due Friday Recitations: Bring Tutorial Book Labs: Start Feb 5 Are you registered for lab? ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Homework assignments: Posted on web - 2 weeks before due date (except for first assignment). Due every Friday in lecture. First HW Due this Friday! Cooperative Learning Problems/Tutorials: Assigned in recitation. You\'ll work on them in teams. Gradi...
Cornell >> PHYS >> 1112 (Spring, 2007)
Physics Problem Worksheet Known Quantities Unknown Quantities Diagram Chain Connecting Known and Unknown Quantities (Possibly) Required Equations Final Equation Numerical Calculation Makes Sense? Use as many sheets as you need ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 11 P112 Feb 14, 2007 Announcements Prelim 1 on Mar 1 HW 4 due on Friday Lab 3 this week! Lab 4 next week Want to choose the pre-lecture music? Bring up your music player before class. Agenda for today Tools: Springs, Ropes, Pulleys Statics ...
Cornell >> PHYS >> 1112 (Spring, 2007)
R/2 R Two wheels, of radius R and R/2, are connected by a belt. The large wheel is turned at angular velocity . What is the angular velocity of the smaller wheel? 1. ( /2) 4. 0 2. 5. Other 3. (2 ) ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Wednesday Jan 31, 2007 Relative Motion Read: (Today) 3.5 (Friday) 3.3 Homework 2: Due Friday Recitations: Bring Tutorial Book Labs: Start Feb 5 Are you registered for lab? ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Identify forces by: (1) Type of Interaction (symbol) (2) Direction (vector arrow) N (4) Body providing the force (subscript) Table (on Book) (3) Body on which the force acts (The force goes on the Free-Body Diagram for this body.) ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 28 Apr 4, 2007 P112 Announcements Prelim II Thursday, 7.30-9pm Bring: non-graphing calculator, ruler Your own 5.5x8.5 inch formula sheet Material covered: everything since last prelim (not this week\'s material) Review session Agenda: Torqu...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 32 Apr 11, 2007 P112 Announcements Evaluation Forms Agenda for today Work in Rotational Motion Gyroscopic motion Work in Rotational Motion Work done by a tangential force (constant torque) dW = Ftan Rd dW = z d 2 W = 1 z d 2 1 W = z ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Drag Forces - Oppose motion of an object through a fluid (liquid or gas). 2 Approximate Force Laws: Linear drag: fd = bv fd v (rel. to fluid) low speeds, viscous fluids (biological microorganisms) 2 Quadratic drag: with D = 1 2 fd = Dv Cd A hig...
Cornell >> PHYS >> 1112 (Spring, 2007)
Chris and Pat are on a cart that can roll without resistance on a level surface. Everything is initially at rest. Then Chris throws a massive ball to Pat with speed v relative to the surface. After Pat catches the ball, the cart has moved: (1) (2) (3...
Cornell >> PHYS >> 1112 (Spring, 2007)
A car travels up a hill at constant speed. The force acting on the car that propels it up the hill is: (0) a contact force due to the air (1) a gravitational force due to the Earth (2) a static friction force due to the road (3) a kinetic friction f...
Cornell >> PHYS >> 1112 (Spring, 2007)
Chris and Pat are on a cart that can roll without resistance on a level surface. Everything is initially at rest. Then Chris throws a massive ball to Pat with speed v relative to the surface. After Pat catches the ball, the cart has moved: (1) (2) (3...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture A P112 March 26, 2007 Announcements Prelim 2: Thursday, April 5 7.30pm Material: Work and Energy (Chapters 6.1-6.4) Potential Energy (Chapters 7.1-7.5) Energy in Orbits (12.3) Momentum, Impulse, Collisions, Center of Mass, Rockets (Chapter...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 18 Mar 2, 2007 P112 Review from last lecture: Work and kinetic energy Definition of Work When a constant force F acts on a particle that undergoes a straight-line displacement s, the work done by the force on the particle is defined as r r...
Cornell >> PHYS >> 1112 (Spring, 2007)
Friday Apr 13, 2007 Orbits Kepler Read: (Today) 12.5 (Monday) 13.1-13.2 Homework 11: Due Today Homework 12: Due Next Fri Lab 8: Next Week Recitation: Bring Tutorial Book ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 16 Feb 26, 2007 P112 Announcements Prelim Review session TBA Prelim on Thursday 7.30pm Bring: Your own Formula sheet (8.5x5.5) Non-graphing calculator Pen, protractor, ruler In past semesters students have regretted forgetting their protrac...
Cornell >> PHYS >> 1112 (Spring, 2007)
Friday Apr 27, 2007 Driven Oscillations Read: (Today) 13.8 Homework 13: Due Today ...
Cornell >> PHYS >> 1112 (Spring, 2007)
What is the land area of the continental United States? Each square = 5 degrees lattitude/longitude. What is the land area of the continental United States? Each square = 5 degrees lattitude/longitude. # of squares: ~28 Length of square: (5/360)x40...
Cornell >> PHYS >> 1112 (Spring, 2007)
v You push a block at constant speed along a table for a distance of 1m. You apply a constant Force of 10N. How much Work does your hand do on the block? (1) (2) (3) (4) W=0 W=10J W=-10J Other ...
Cornell >> PHYS >> 1112 (Spring, 2007)
...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #1 Solutions (of boxed problems only) 3. Total distance is 20 miles, total time is 1.5 h. Average speed is 13.3 miles per hour. 5. Plot of f(x) in the range of 0<x<5: f(x) x 7. a) One can \"guard\" about 10 parking spaces b) ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Homework assignments: Posted on web - 2 weeks before due date (except for first assignment). Due every Friday in lecture. First HW Due this Friday! Cooperative Learning Problems/Tutorials: Assigned in recitation. You\'ll work on them in teams. Gradi...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 6 P112 Feb 2, 2007 Agenda for today: Projectiles: Motion in 2D and 3D Projectile is a body that is given initial velocity and follows a path (\"trajectory\") determined entirely by gravitational acceleration. Again we neglect air resistance!...
Cornell >> PHYS >> 1112 (Spring, 2007)
Lecture 8 P112 Feb 7, 2007 Labs First lab begins this week No prelab You must finish lab in class (No problem) No homework You must be registered for the lab you attend No scheduled makeup labs With instructor permission you may attend another la...
Cornell >> PHYS >> 1112 (Spring, 2007)
timestep t 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 y 1.000 0.980 w 0.2 0.000 -0.100 -0.296 1.500 ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Homework assignments: Posted on web - 2 weeks before due date (except for first assignment). Due every Friday in lecture. First HW Due this Friday! Cooperative Learning Problems/Tutorials: Assigned in recitation. You\'ll work on them in teams. Gradi...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #8 Due: Friday March 16th, 2007 At lecture Reading: 6.5, 7.2-7.5, 8.1-8.3 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. Instructions: You only ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Solutions HW 13 P112 S07 1) m = 0.150 kg . k = 300 N/m . When x1 = 0.0120 m , v1 = 0.300 m/s . Because the spring force is conservative, mechanical energy E = U + K is conserved. (Assume that no friction force acts on the toy.) 1 1 1 1 (a) E = U + K...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #13 Due: Monday April 30th, 2007 At lecture Reading: 13.5-13.8 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. the spring is attached to the wall...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #5 Due: Friday Feb 23rd, 2007 At lecture Reading: 4.3-4.6, 5.1, 5.2 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. b) Identify all Third Law int...
Cornell >> PHYS >> 1112 (Spring, 2007)
Solutions for HW 12 P112 S07 1: Apply Newton\'s second law to this new planet. Gms mv v2 \" F = ma: = mv r2 r 2# r v= T Gms $ 2#r \' =& ) r % T ( T= = 2 4# 2 r 3 Gms 4# 2 [ 2 3 (5.79 * 1010 m) ] 3 (6.67 * 10 +11 Nm2 kg2 )(1.99 * 1030 kg) $ ...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #3 Solutions 1. (not boxed) Let the + x direction be east (E), and the + y direction be north (N). Subscript definitions: p stands for plane, g stands for ground, and a stands r for air. v p,a = ( !220 km/h )i^ (i.e., 220 km...
Cornell >> PHYS >> 1112 (Spring, 2007)
w CM f 1 2 3 4 5 If the block is in equilibrium, which best shows the \"effective location\" of the normal contact force due to the ramp? 1 2 3 4 5 ...
Cornell >> PHYS >> 1112 (Spring, 2007)
...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #9 Due: Friday March 30th, 2007 At lecture Reading: 8.4-8.6 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. b) how much energy is released during...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #11 Due: Friday April 13th, 2007 At lecture Reading: 11.1-11.3, 10.4-10.7 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. CD is increased until t...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #12 Due: Friday April 20th, 2007 At lecture Reading: 12.5, 13.1-13.5 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. 4. In the previous question ...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #2 Due: Friday Feb 2, 2007 At lecture Reading: 3.1-3.3, 3.5 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. Mathematics Exercises: 3a. Find the m...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #2 Solutions Note: Solutions to boxed problems are given in detail, \"unboxed\" problem solutions will just contain a short answer. 1.(unboxed) Speed at the first point is 5.00 m/s, acceleration is 1.43 m/s2 2.(unboxed) Decele...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #3 Due: Friday Feb 9th, 2007 At lecture Reading: 3.4, 4.1-4.2, 5.5, 12.1 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. Instructions: You only n...
Cornell >> PHYS >> 1112 (Spring, 2007)
Solutions Homework 11 P112 S07 1) The door has width w = 1.00 m and height h = 2.00 m and is hinged along one side so that it can rotate about an axis that runs along the hinged side (the z axis). The mass of the door is M = 40.0 kg . Its moment of i...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #1 Due: Friday Jan 26, 2007 At lecture Reading: 1.1-1.6, 2.1-2.6 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. Mathematics Exercises: x 4. Cons...
Cornell >> PHYS >> 1112 (Spring, 2007)
...
Cornell >> PHYS >> 1112 (Spring, 2007)
Solutions HW 10 S07 P112 1) See textbook Figure 10.41. Let the z axis be along the axis of rotation of the wheel with the + z direction pointing out of the page. F1 = 7.50 N . F2 = 5.30 N . R = 0.330 m . z = F2R - F1R = (5.30 N)(0.330 m) - (7.50 N)(...
Cornell >> PHYS >> 1112 (Spring, 2007)
Which ball will reach the end of its track first? ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Two hollow cylinders of equal mass, one with radius R and the other with radius 2R, roll without slipping down an inclined plane. Which one hits the bottom first? 1. R 2. 2R 3. Same time 4. Need more information ...
Cornell >> PHYS >> 1112 (Spring, 2007)
d d D A space ship (of mass m) is maneuvering near two white dwarf stars (each of mass M). The location of the spaceship is shown above. What is the magnitude of the gravitational force that the spaceship experiences? mM mM (2) 2 G 2 (1) 2 G 2 2 D ...
Cornell >> PHYS >> 1112 (Spring, 2007)
In the following scale diagram, each grid line represents one meter. What is the displacement of Bob from Alice? B A 1. 2. 3. 4. 5. 5 m [53.1 N of E] 5 m [36.9 N of E] 7 m [53.1 N of E] 7 m [36.9 N of E] None of the Above ...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 S07 Solutions to HW #5 1. 2. mA = 90.0 kg . WE on B = 490 N . !y B = 0.60 m in a time !t = 1.6 s . (a) Free-body diagram for the barbell: Free-body diagram for the athlete: +y Forces shown: r FA on B : contact force due to athlete\'s hands acti...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #6 Due: Monday March 5th, 2007 At lecture Note: all of the material on this homework will be included in Prelim I! Reading: 5.3, 5.4, 5.5, 14.3 Not all concepts will be covered in class you are responsible for all material...
Cornell >> PHYS >> 1112 (Spring, 2007)
(a) A wheel slides across a frictionless icy surface with >vr. The wheel leaves the ice, and slides over a region with very high friction. Which direction is the friction force? (1) (2) (3) other (4) The friction force is zero. (b) Same problem, but...
Cornell >> PHYS >> 1112 (Spring, 2007)
(a) A wheel slides across a frictionless icy surface with >vr. The wheel leaves the ice, and slides over a region with very high friction. Which direction is the friction force? (1) (2) (3) other (4) The friction force is zero. (b) Same problem, but...
Cornell >> PHYS >> 1112 (Spring, 2007)
...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 2007 Homework #4 Due: Friday Feb 16th, 2007 At lecture Reading: 4.3-4.6, 5.1, 5.2 Not all concepts will be covered in class you are responsible for all material in the reading and in the homework problems. Instructions: You only need t...
Cornell >> PHYS >> 1112 (Spring, 2007)
You are designing the suspension for a race car, and you want oscillations to damp out as quickly as possible. Do you (1) (2) (3) (4) Maximize damping Minimize damping Tune damping to some intermediate value Not worry about damping - the amount of da...
Cornell >> PHYS >> 1112 (Spring, 2007)
Quality Factor \"Q\" for Oscillations Q x # of oscillation cycles in one 1/e amplitude decay time = (Measures persistence of free damped oscillations.) = T /2 A(f = fres) A(f = fres) Response Amplitude at resonance = = = Driving Amplitude Adrive A(f...
Cornell >> PHYS >> 1112 (Spring, 2007)
Quality Factor \"Q\" for Oscillations Q x # of oscillation cycles in one 1/e amplitude decay time = (Measures persistence of free damped oscillations.) = T /2 A(f = fres) A(f = fres) Response Amplitude at resonance = = = Driving Amplitude Adrive A(f...
Cornell >> PHYS >> 1112 (Spring, 2007)
The solid line represents the function f(x)=12x. Which line represents f(x-0.5)? 1 2 The solid line represents the function f(x)=cos(x). Which line represents f(x- /2)? 1 2 ...
Cornell >> PHYS >> 1112 (Spring, 2007)
Homework assignments: Posted on web - 2 weeks before due date (except for first assignment). Due every Friday in lecture. First HW Due this Friday! Cooperative Learning Problems/Tutorials: Assigned in recitation. You\'ll work on them in teams. Gradi...
Cornell >> PHYS >> 1112 (Spring, 2007)
Physics 112 - Prelim #2 Solutions 1. 2. 3. 4. 5. Wby gravity Wby normal contact force Wby friction Wby spring Ugravitational Uspring Kblock 6. 8. 9. 10. B A (a) (a) [CM doesn\'t move.] [CM follows original path.] F (b) F (c) F (d) (a) (b) C (a) (b) G ...
Cornell >> PHYS >> 1112 (Spring, 2007)
P112 Spring 07 Solutions for HW 4 1. [unboxed] v2 (3.00 m/s)2 (a) arad = = = 0.643 m/s2 r 14.0 m (b) atan = 0.500 m/s2 a = = tan = arad2 + atan2 (0.643 m/s2)2 + (0.500 m/s2)2 = atan 0.500 m/s2 = = 0.778 arad 0.643 m/s2 0.814 m/s2 = 38 a a rad ! a ...
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