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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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

Net charge enclosed by Gaussian surface is:

Question # 2

The "toner" of photocopier is given:

Question # 3

The quantity time constant RC has units of.

Question # 4

NC-1 is the SI unit is

Question # 5

Presence of dielectric between two charges always.

Question # 6

Which material should be inserted between the plates of a capacitor in order to increase its capacitance.

Question # 7

The electric field lines are closer where the field is

Question # 8

One electron volt is equal to.

Question # 9

Drum of photocopier is made of.

Question # 10

Farad is defined as

Question # 11

Flux through any closed surface is:

Question # 12

SI unit of electric flux is.

Question # 13

Due to polarization, electric field E.

Question # 14

An electric field cannot deflect

Question # 15

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.

Question # 16

Which one of the following is correct

Question # 17

Closeness of the electric field lines is the measure of.

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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 electrical intensity is equal to:
A. -Δr/Δv
B. Δv/Δr
C. Δv/Δv
D. -Δv/Δr
2 A charge on 4 coulomb is in the field of intensity 4N/C the force on the charge is.
A. Uniform
B. Non uniform
C. Weak
D. Strong
3 Selenium is a
A. Insulator
B. Photoconductor
C. Conductor
D. First insulator then conductor
4 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
5 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε
B. ∂/rε
C. ∂/r2ε
D. none of these
6 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
7 Electric potencial of earth is taken to be zero because the earth is good:
A. Semiconductor
B. Conductor
C. Insulator
D. Dielectric
8 A force of 0.01 N is exerted on a charge 1.2 x 10-5 C at a certain point. The electric field at that point is
A. 1.2 x 104 N/C
B. 1.2 x 104 C/N
C. 8.3 x 102 N/C
D. 8.3 x 10-2 N/C
9 A capacitor is perfect in insulator for.
A. Alternating current
B. Sparking current
C. Eddy current
D. Direct current
10 The electric field created by positive charge is:
A. Radially outward
B. Circular
C. Radially inward
D. Zero

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