1. Which blue plate is postive?
    1.   left
    2.   right
  2. Which e-field is correct?
    1.   choice a
    2.   choice b
  3. Which e-field is correct?
    1.   choice a
    2.   choice b
    3.   choice c
  4. An e-field points from right to left. Which way will a negative charge move when it is placed in the e-field?
    1.   The negative charge will move to the left. <----
    2.   The negative charge will move to the right. ---->
  5. How much force is felt by a particle with a -12C charge when it is placed in an e-field of 3 N/C?
    1.   36 N
    2.   4 N
    3.   72N
    4.   3 N
  6. A proton travel across two plates connected toa battery. The electron travels from a hole in the positive plate across the gap and hits the negative plate. Compared to the plate wtih a hole in it, will the proton gain or lose energy?
    1.   gain energy
    2.   lose energy.
  7. An electon passes through a plate with hole in it as it travels across a gap and into an opposite plate. The plate with a hole in it is connected to the negative side of a battery. The opposite plate is connected to the positive side of a battery. Will the electron gain or lose energy as it travels across the plates.
    1.   gain energy
    2.   lose energy
  8. A particle with a charge of 2 C energy an electric field of 1000 N/C. This field exists between two plates connected to a 20 Volt battery. How much energy is gained or lost as the charge travels between the plates?
    1.   20 J
    2.   40 J
    3.   20,000 J
    4.   40,000 J
  9. A particle with a charge of 3 Coulombs is placed between the two plates shown below. What is the electrostatic forces actiing on the particle.
    1.   I don't know where to begin. I need a hint.
    2.   15,000 N to the left <---
    3.   15,000 N to the right --->
    4.   0.24 N to the left <---
    5.   0.24 N to the right --->
    6.   5000 N to the left <---
    7.   5000N to the right --->
  10. An electron travels between two metal plates. Each plate is connected to opposite sides of a 1 Volt power supply. What is the magnitude of the energy gained or lost by the electron?
    1.   1.6x10-19 eV's
    2.   1.0 eV
    3.   6.25x1018
  11. An PROTON travels between two metal plates. Each plate is connected to opposite sides of a 1 Volt power supply. What is the magnitude of the energy gained or lost by the charge?
    1.   1.6x10-19 eV's
    2.   1.0 eV
    3.   6.25x1018
  12. A particle with the charge of 4 protons travels between two metal plates. Each plate is connected to opposite sides of a 10 Volt power supply. What is the magnitude of the energy gained or lost by the charge?
    1.   4 eV's
    2.   10 eV's
    3.   (40)(1.6x10-19) eV's
    4.   40 eV's
  13. A particle with the charge of 10 electrons travels between two metal plates. Each plate is connected to opposite sides of a 1000 Volt power supply. What is the magnitude of the energy gained or lost by the charge?
    1.   1000 eV's
    2.   1.6x10-15 eV's
    3.   10,000 eV's
    4.   10 eV's
  14. A particle with a charge of "q" travels across the plates as shown in this diagram.
    Which set will yield the highest change in energy?
    1.   A
    2.   B
    3.   C
    4.   They all have the same change in energy.