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PHYSICS 2140 - Toledo Study Resources
  • 1 Page Quiz6Solutions
    Quiz6Solutions

    School: Toledo

    Course: Physics

    Quiz #6 1. Positive charge is distributed evenly over the surface of this sphere. The electric eld at the star A) points to the left B) points to the right C) is zero 2. The total charge of a disk with surface charge density is A) dr B) d C) dr d D) CD

  • 8 Pages Exam5Solutions
    Exam5Solutions

    School: Toledo

    Course: Physics

    Physics 2140 Final Exam Solutions 3 1. B When light moves from material A to material B, it slows down. Which material has the higher index of refraction n? A) material A B) material B 2. The gure shows light moving from material 1 to material 2 to materi

  • 2 Pages Quiz11
    Quiz11

    School: Toledo

    Course: Physics

    Quiz #11 0 I d R s Biot-Savart Law: 4 R 3 1. A short segment of wire carries current to the right. What direction does the magnetic eld (created by the wire) at the star point? A) B) C) D) E) inward F) outward I 2. The magnetic eld at the center of

  • 9 Pages Exam5
    Exam5

    School: Toledo

    Course: Physics

    Name: Section: Physics 2140 Final Exam May 1, 2012 Turn o your cell phone NOW, if you have one, and put it away. Please place your bags and other unnecessary items on the ground. Be sure you are not sitting next to anyone else, and are not sitting in one

  • 5 Pages Exam2Solutions
    Exam2Solutions

    School: Toledo

    Course: Physics

    Physics 2140 Exam 2 Solutions 1. A source charge of qS = 8 C exerts a force on a target charge qT = +4 C. Both charges sit on opposite corners of a square with side 2 m and diagonal of length 2 2 m. The force on the target charge T is F =k y qS qT R R2 A

  • 6 Pages Exam4
    Exam4

    School: Toledo

    Course: Physics

    Name: Section: Physics 2140 Exam 4 April 26, 2012 Turn o your cell phone NOW, if you have one, and put it away. Please place your bags and other unnecessary items on the ground. Be sure you are not sitting next to anyone else, and are not sitting in one

  • 6 Pages Exam1Solutions
    Exam1Solutions

    School: Toledo

    Course: Physics

    1. The gures show a ray of light in water (n = 1.3) when it hits an interface with sapphire (n = 1.8). 3 (a) B Which of the rays shown in (a) is the direction of the ray that is reected from the surface? sapphire n=1.8 (a) C 3 (b) B C Which of the rays sh

  • 5 Pages Exam3Solutions
    Exam3Solutions

    School: Toledo

    Course: Physics

    Physics 2140 Exam 3 Solutions 3 1. C The square has a charge Q, which creates the equipotential lines shown. The charge on the square is A) positive B) zero C) negative Q 8V 6V 4V 2. A charge Q is placed on the 5 V equipotential line and released; it imme

  • 1 Page Quiz8Solutions
    Quiz8Solutions

    School: Toledo

    Course: Physics

    Quiz #8 1. If a sheet of glass is inserted between the plates of a capacitor, its capacitance A) increases B) stays the same C) decreases AABBCB 2. This parallel-plate capacitor is charged, with positive charge on the top plate and negative charge on the

  • 1 Page Quiz9Solutions
    Quiz9Solutions

    School: Toledo

    Course: Physics

    2 1. This circuit has I=2A of current owing through it. What is the potential drop V across the 2 resistor? A) 4V B) 6V C) 8V D) 12V Quiz #9 AACBAA 12V 4 5 2. Which is a correct loop rule for the circuit shown, if the currents are as labelled? A) 2 5I1 +

  • 1 Page Quiz10Solutions
    Quiz10Solutions

    School: Toledo

    Course: Physics

    1. The magnetic dipole moment and the area vector A of this clockwise current loop point A) into the page B) out of the page Quiz #10 I 2. If a positive charge ies near a strong magnetic eld, it will A) travel in a helical path to the left B) travel in

  • 1 Page Quiz4Solutions
    Quiz4Solutions

    School: Toledo

    Course: Physics

    Quiz #4 1. An electric eld points to the left. If I put a positive charge in this electric eld, it feels a force to the A) left B) right 2. What is the direction of the electric eld far to the right of the two source charges shown? A) left B) right C) zer

  • 1 Page Quiz7Solutions
    Quiz7Solutions

    School: Toledo

    Course: Physics

    1. A constant electric eld points to the left. The potential V on the left (at L) is _ the potential on the right (at R). A) higher than B) equal to C) lower than L 2. The gure shows a couple of equipotential surfaces at 1V and 0V. When a positive charge

  • 1 Page Quiz3Solutions
    Quiz3Solutions

    School: Toledo

    Course: Physics

    1. Infrared light is harmless, while ultraviolet radiation can give you a sunburn. Which one has the higher frequency? A) infrared B) ultraviolet Quiz #3 BAABAC A 2.The gure shows a ray of light reected from the diverging side of a thin spherical mirror.

  • 1 Page Quiz11Solutions
    Quiz11Solutions

    School: Toledo

    Course: Physics

    Quiz #11 0 I d R s Biot-Savart Law: 4 R 3 FCACBA 1. A short segment of wire carries current to the right. What direction does the magnetic eld (created by the wire) at the star point? A) B) C) D) E) inward F) outward I 2. The magnetic eld at the cen

  • 1 Page Quiz5Solutions
    Quiz5Solutions

    School: Toledo

    Course: Physics

    Quiz #5 1. The gure shows an innite sheet of positive charge. If the electric eld at the star is 4 N/C, the electric eld twice as far above the sheet is A) 4N/C B) 2N/C C) 1N/C ABCDBB 2. The gure shows a sphere with positive charge smeared evenly on the u

  • 5 Pages Exam4Solutions
    Exam4Solutions

    School: Toledo

    Course: Physics

    Physics 2140 Exam 4 Solutions 1. The gure shows a bar magnet. Indicate the direction of the magnetic eld created by the bar magnet at each of the labelled points: C 2 (a) A) A 2 (b) A) C 2 (c) A) 3 2. A A) same (a) At (a), the eld points B) C) D) E)

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