2nd Year Physics Chapter 12 Online MCQ Test for 12th Class Physics Chapter 12 (Electrostatics)

ICS Part 2 Physics
Chapter 12 Test

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Physics ICS Part 2 Chapter 12 Online MCQ's Test

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Question # 1

If the separation between the plates of a capacitor is doubled then its capacitance become.

Question # 2

One joule is equal to.

Question # 3

The capacitance of a capacitor depends upon.

Question # 4

If the potential difference across two plates of capacitor is doubled, then energy stored in it will be.

Question # 5

If the distance between two charges is halved and charges are also doubled, then force between them will be.

Question # 6

The photo copying process is called

Question # 7

Coulomb /volt is called.

Question # 8

For computation of electric flux, the surface area should be.

Question # 9

The electric field in some region of of space is uniform in magnitude and direction. Which one of the following five statements best desccribes the volume charge density (ρ) , in this region of space?

Question # 10

The net charge on a capacitor magnitude of charge of charge

Question # 11

Concept of the electric field lines is introduced by

Question # 12

The electric field created by positive charge is:

Question # 13

Capacitance of a capacitor does not depend upon.

Question # 14

Charge on electron is

Question # 15

The number of electrons in one coulomb charge is equal to

Question # 16

Farad is defined as

Question # 17

A proton is about 1840 time than an electron. When it is accelerated by a potencial difference if 1 kV, its kinetic energy will be:

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ICS Part 2 Physics Chapter 12 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The quantity time constant RC has units of.
A. Charge
B. Time
C. Capacitance
D. Resistance
2 If the medium between the charges is not free space then electrostatic force will.be
A. Increase
B. Decrease
C. Remain same
D. None of these
3 When some di electric is inserted between the plates of a capacitor, then capacitance.
A. Decreases
B. Increases
C. Becomes zero
D. Becomes infinity
4 Concept of the electric field lines is introduced by
A. Coulomb
B. Faraday
C. Einstein
D. Joseph henry
5 The number of electrons in one coulomb charge is equal to
A. 6.2 x 1018 electrons
B. Zero electrons
C. 1.6 x 10-22 electrons
D. 6.2 x 1021 electrons
6 Dielectric constant εr for air is:
A. 1
B. 1.006
C. 1.0002
D. 1.0006
7 Capacitance of a capacitor does not depend upon.
A. Distance between plates
B. Area of plates
C. Electric field between plates
D. Medium between plates
8 Force per unit charge is called:
A. Gravitational force
B. Electric field intensity
C. Coulomb's force
D. None of these
9 The capacitance of a capacitor depends upon.
A. Thickness of plates
B. Charges on the plates
C. Voltage applied
D. Geometry of the capacitor
10 Two oppositely charged balls A and B attract the third ball C, when placed near them turn by turn The third ball C must be.
A. Positively charged
B. Negatively charged
C. Electrically neutral
D. Positively and negatively charged

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