Electrostatic Potential -Multiple Choice Questions Quiz

Question 1: What is electrostatic potential?

(a) The force experienced by a charged object in an electric field.
(b) The energy required to move a charge from one point to another in an electric field.
(c) The charge stored in a capacitor.
(d) The potential energy of an object at rest due to its charge.

Question 2: Which of the following units is used to measure electrostatic potential?

(a) Volts
(b) Coulombs
(c) Amperes
(d) Ohms

Question 3: In which direction does a positive test charge move in an electric field?

(a) From a point of higher potential to a point of lower potential.
(b) From a point of lower potential to a point of higher potential.
(c) It does not move as it is at rest.
(d) It moves perpendicular to the electric field lines.

Question 4: What is the electrostatic potential at the surface of a charged conductor?

(a) Zero
(b) Equal to the charge of the conductor
(c) Infinity
(d) It depends on the size of the conductor.

Question 5: How is the electrostatic potential related to the electric field in a region with a uniform electric field?

(a) They are independent of each other.
(b) Electrostatic potential is directly proportional to the electric field.
(c) Electrostatic potential is inversely proportional to the electric field.
(d) They are related nonlinearly.

Question 6: What is the work done in moving a charge of 2 coulombs between two points where the potential difference is 10 volts?

(a) 2 J
(b) 5 J
(c) 10 J
(d) 20 J

Question 7: In which direction does a negative test charge move in an electric field?

(a) From a point of higher potential to a point of lower potential.
(b) From a point of lower potential to a point of higher potential.
(c) It does not move as it is at rest.
(d) It moves perpendicular to the electric field lines.

Question 8: What is the electrostatic potential energy of a charge when placed at a point with zero potential?

(a) Positive
(b) Negative
(c) Zero
(d) It depends on the magnitude of the charge.

Question 9: In which region of an electric field is the electrostatic potential constant?

(a) Uniform electric field
(b) Non-uniform electric field
(c) Electric field near a positive charge
(d) Electric field near a negative charge

Question 10: What is the potential difference between two points in an electric field if 5 J of work is done in moving a charge of 1 coulomb between these points?

(a) 1 V
(b) 2 V
(c) 3 V
(d) 5 V

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Total score: /10

Answer key:

Question 1: b

Question 2: a

Question 3: a

Question 4: b

Question 5: c

Question 6: c

Question 7: b

Question 8: c

Question 9: a

Question 10: a