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

The work done is bringing a unit positive charge from infinity to that point in an electric field is called.

Question # 2

The photo copying process is called

Question # 3

Photo copier and inkjet printer are the applications of

Question # 4

The "toner" of photocopier is given:

Question # 5

The total flux through a closed surface.

Question # 6

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 # 7

Capacitance of a capacitor does not depend upon.

Question # 8

One of the applications of electrostatic induction is

Question # 9

Electric field intensity at a point is defined by the relation.

Question # 10

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 # 11

The process of copying is:

Question # 12

Concept of the electric field lines is introduced by

Question # 13

If the medium between the charges is not free space then electrostatic force will.be

Question # 14

A capacitor is perfect in insulator for.

Question # 15

Intensity of field inside a hollow charged sphere will be.

Question # 16

The electric field created by positive charge is

Question # 17

Electric potencial of earth is taken to be zero because the earth is good:

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ICS Part 2 Physics Chapter 12 Online Test MCQ's

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Sr.# Question Answer
1 The electrons in one coulomb change is equal to.
A. 1.6 x 10-19
B. 2.25 x 10-19
C. 6.25 x 10-18
D. 6.25 x 10-19
2 Net charge enclosed by Gaussian surface is:
A. zero
B. maximum
C. depend on intensity
D. none of all
3 Concept of electric field lines was given by:
A. Michelson
B. Henry
C. Michael faraday
D. Oersted
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 The fact that electric field exist in space around an electrical charge is
A. Electrical property
B. Gravitational property
C. Intrinsic property of nature
D. Extrinsic property of nature
6 If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.
A. Doubled
B. Hlaf
C. Remain same
D. One fourth
7 The quantity time constant RC has units of.
A. Charge
B. Time
C. Capacitance
D. Resistance
8 Total flux through a closed surface depends on.
A. Shape of surface
B. Medium only
C. Charge enclosed only
D. Charge and Medium
9 The leV =
A. 1.6x10-19C
B. 1.6x10-11J
C. 1.6x10-19J
D. 1.6x10-11C
10 the force between two charge is 28 N. If paraffin wax of relative permittivity 2.8 is introduced between the charges as medium, then the force reduces to.
A. 25 N
B. 20 N
C. 10 N
D. 15 N

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