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

Electric flux is a

Question # 2

Two metallic sphere of radius 2 cm and 4 cm get equal quantity of charge. Which has greater surface charge density ?

Question # 3

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

Question # 4

Selenium is

Question # 5

Metals are good conductors of electricity because they have

Question # 6

Closeness of the electric field lines is the measure of.

Question # 7

The fact that electric field exist in space around an electrical charge is

Question # 8

The number of electrons in one coulomb charge is equal to

Question # 9

The force of Neutron due to field of 102 N/C is.

Question # 10

The electric intensity at infinite distance from the point charge is

Question # 11

The middle region of electric field is:

Question # 12

Concept of the electric field lines is introduced by

Question # 13

If a charged body is moved against the electric field it will gain.

Question # 14

For which material medium, force between two charged particles is maximum.

Question # 15

The quantity time constant RC has units of.

Question # 16

The electric potential at a mid point in an electric dipole is.

Question # 17

The electrical intensity is equal to:

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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 Identify the practical application of electrostatic force.
A. Inkjet printer
B. x rays
C. Laser
D. A.C. Generator
2 The photo copying process is called
A. Xerography
B. Inkjet Printer
C. Both (a) and (b)
D. None of these
3 Two metallic sphere of radius 2 cm and 4 cm get equal quantity of charge. Which has greater surface charge density ?
A. 2nd sphere
B. Both have same
C. First sphere
D. None of these
4 The toner of printer is given
A. Positive charge
B. Negative charge
C. Neutral
D. First positive then negative
5 The number of lines per unit area passing perpendicular through an area is called
A. Flux
B. Electric intensity
C. Both (a) , (b)
D. None of these
6 The electric field lines are closer where the field is
A. Strong
B. Weak
C. Uniform
D. Variable
7 For computation of electric flux, the surface area should be.
A. Parallel
B. Flat
C. Curved
D. Spherical
8 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
9 If a charge body moved against the electric field it will again
A. Potential energy
B. K.E
C. Mechanical Energy
D. Electric potential energy
10 A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, Then
A. The charge in the plates reduces and potencial difference increase
B. Potencial difference between the plates increase, stored energy decreases and charge remains the same
C. Potencial difference between the plates decreases, stored energy decreases and charge remains unchanged
D. None of them

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