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

In photocopier, then drum is coated with layer of.

Question # 2

The negative of the potential gradient is

Question # 3

NC-1 is the SI unit is

Question # 4

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:

Question # 5

Flux through any closed surface is:

Question # 6

The process of copying is:

Question # 7

The absolute electric potential at a point distance 20 cm from a charge of 2 uC is.

Question # 8

The photo copying process is called

Question # 9

Electric flux is a

Question # 10

One joule is equal to.

Question # 11

The electric field lines are closer where the field is

Question # 12

Electric intensity due to an infinite sheet of charge is:

Question # 13

The relative permitivity of air is

Question # 14

Due to polarization, electric field E.

Question # 15

Which one of the following is correct

Question # 16

Force per unit charge is called:

Question # 17

The electrostatic force between two charges is 42 N, If we place a dielectric of Ey=2.1 between the charges then the force become 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 If the distance between two charges is halved and charges are also doubled, then force between them will be.
A. Two time
B. Four time
C. Eight time
D. Sixteen time
2 Concept of electric field lines was given by:
A. Michelson
B. Henry
C. Michael faraday
D. Oersted
3 The "toner" of photocopier is given:
A. Positive charge
B. Negative charge
C. Remains neutral
D. All of above 
4 Electric field intensity at a point is defined by the relation.
A. E= q/F
B. E = F/q
C. E = qF
D. E = F/q2
5 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
6 When the medium is insulator the elecrostatic force between the charges is
A. Decreased
B. Zero
C. Increased
D. None of above
7 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
8 For which material medium, force between two charged particles is maximum.
A. Ammonia
B. Germanium
C. Mica
D. Teflon
9 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
10 The electric intensity at infinite distance from the point charge is
A. Infinite
B. Zero
C. Positive
D. Negative

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