1. Who developed the first practical electric battery known as a voltaic pile?
A. Nikola Tesla
B. Alessandro Volta
C. Georg Simon Ohm
D. Andrei Marie Ampere

2. What is the unit of capacitance?

A.A
B. F
C. Q
D. V

3. What does a capacitor store, given that the net charge in a parallel-plate capacitor is always zero?
A. electric nuclear energy
B. electric kinetic energy
C. electric magnetic energy
D. electric potential energy

4. Which device is used to store electrical potential energy?
A resistor
B. Inductor
C. capacitor
D. integrated circuit

5. When charging a capacitor plate, a certain capacitor is designed so that one plate is large and the other one is small. Do these plates have the same charge when connected to a battery?
A. No because charge is conserved.
B. Yes because charge is conserved.
C. No because charge is not conserved.
D. Yes because charge is not conserved

6. Which is the formula for capacitance?
A. C=Q/∆V
B. ∆V-kc Q/R
C. PEelectric = ½ Q∆V
D. PEelectric = -qED

7. In a uniform electric field, which factors do the electrical potential energy depend on?
A. charge and electric field strength
B. charge and position in the direction of the field.
C. only B
D. both A and B

8. Which is the unit of electric potential?
A. C-1
B. J-1
C. J/C-1
D. J/C-4

9. If 5 J of work is needed to shift 10C of charge from one place to another. The potential difference between places should be?
A. 0.5V
B. 2V
C. 5V
D. 10V

10. What is the potential difference, if 1 Joule of work is done against the electric field in bringing 1C positive
charge from infinity to a point in the electric field?
A. ½volt
B. 1volt
C. 2volt
D. 3volt

11. Which is referred to as the potential energy associated with an object due to its position relative to a source of the electric force?
A. kinetic energy
B. potential energy
C. electric kinetic energy
D. electric potential energy