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

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Chapter 12 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 12 Online MCQ's 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

Dielectric constant εr for air is:

Question # 3

A changing electric flux creates.

Question # 4

Charge on electron is

Question # 5

Total flux through a closed surface depends on.

Question # 6

A charge Q is divided into tweo parts q and Q-q and seperated by a distance R. The force of equilibrium between them will be maximum when:

Question # 7

Electric potential at a distance ''r'' from ''q'' is:

Question # 8

The negative of the potential gradient is

Question # 9

SI unit of electric flux is.

Question # 10

Selenium is a

Question # 11

Coulomb /volt is called.

Question # 12

Electron volt is the unit of.

Question # 13

The electric field lines are closer where the field is

Question # 14

The electric field created by positive charge is

Question # 15

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

Question # 16

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

Question # 17

One of the applications of electrostatic induction is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Special organs called ampullae of lorenzenite are present in.
A. Bats
B. Cats
C. Dogs
D. Sharks
2 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:
A. 1884 ke V
B. 1/1840 keV
C. 1 keV
D. 920 keV
3 Coulomb /volt is called.
A. Farad
B. Ampere
C. Joule
D. Henry
4 The work done is bringing a unit positive charge from infinity to that point in an electric field is called.
A. Potential
B. Potential difference
C. Absolute potential
D. All of these
5 Electron volt is the unit of.
A. Potential
B. Potential difference
C. Electric current
D. Electric energy
6 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε∘
B. ∂/rε∘
C. ∂/r2ε∘
D. none of these
7 The relative permitivity of air is
A. 79.5
B. 1.006
C. 1.06
D. 1.0006
8 Presence of dielectric between two charges always.
A. Reduces the electric force
B. Enhance the electric force
C. Does not effect electric force
D. Double the electric force
9 Electric flux is a:
A. Scalar quantity 
B. Vector quantity
C. Variable quantity
D. None of these
10 Net charge enclosed by Gaussian surface is:
A. zero
B. maximum
C. depend on intensity
D. none of all

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