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

Capacitance of a capacitor does not depend upon.

Question # 2

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 # 3

Force per unit charge is called:

Question # 4

The electric field created by positive charge is

Question # 5

Electro encephalon graph is the diagnostic test for the working of.

Question # 6

Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.

Question # 7

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

Question # 8

The relative permitivity of air is

Question # 9

SI unit of electric flux is.

Question # 10

Electric flux is a:

Question # 11

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

Question # 12

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

Question # 13

The electric field created by positive charge is:

Question # 14

The toner of printer is given

Question # 15

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

Question # 16

The quantity time constant RC has units of.

Question # 17

Gauss's law can only be applied 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 Concept of the electric field lines is introduced by
A. Coulomb
B. Faraday
C. Einstein
D. Joseph henry
2 In Millikan's oil drop experiment a charged particle of mass 'm' is in equilibrium in an will
A. Zero
B. g/2
C. g
D. 2g
3 Charge on electron is
A. 1.6 x 10-19 C
B. 1.6 x 1019C
C. 1.6 x 10-17C
D. 1.6 x 1017C
4 One electron volt is equal to.
A. 1.6 x 10-19 Joule
B. 1.6 x 10-19Coulomb
C. 1.6 x 10-12N
D. 1.6 x 1018Joule
5 Electric flux is a:
A. Scalar quantity 
B. Vector quantity
C. Variable quantity
D. None of these
6 One of the applications of electrostatic induction is
A. Laser
B. Photocopier
C. X ray machine
D. Wilson cloud chamber
7 When some di electric is inserted between the plates of a capacitor, then capacitance.
A. Decreases
B. Increases
C. Becomes zero
D. Becomes infinity
8 The relative permitivity of air is
A. 79.5
B. 1.006
C. 1.06
D. 1.0006
9 For computation of electric flux, the surface area should be.
A. Parallel
B. Flat
C. Curved
D. Spherical
10 Special organs called ampullae of lorenzenite are present in.
A. Bats
B. Cats
C. Dogs
D. Sharks

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