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

00:00
Question # 1

Drum of photocopier is made of.

Question # 2

The number of electrons in one coulomb charge is equal to

Question # 3

Presence of dielectric always.

Question # 4

The middle region of electric field is:

Question # 5

The relative permitivity of air is

Question # 6

The toner of printer is given

Question # 7

The capacitance of a capacitor depends upon.

Question # 8

The number of lines per unit area passing perpendicular through an area is called

Question # 9

The electric field created by positive charge is

Question # 10

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 # 11

The electrical intensity is equal to:

Question # 12

Closeness of the electric field lines is the measure of.

Question # 13

An electric field cannot deflect

Question # 14

Capacitance of a capacitor does not depend upon.

Question # 15

NC-1 is the SI unit is

Question # 16

If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.

Question # 17

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.

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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 SI unit of relative permittivity is.
A. Fm-1
B. C2N-1m-2
C. Nm2C-2
D. No unit
2 The electric intensity at infinite distance from the point charge is
A. Infinite
B. Zero
C. Positive
D. Negative
3 SI unit of electric flux is.
A. NmC1
B. Nm-1 C1
C. Nm2C-1
D. Nm3C2
4 Identify the practical application of electrostatic force.
A. Inkjet printer
B. x rays
C. Laser
D. A.C. Generator
5 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε
B. ∂/rε
C. ∂/r2ε
D. none of these
6 Electric flux is a:
A. Scalar quantity 
B. Vector quantity
C. Variable quantity
D. None of these
7 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
8 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:
A. q=Q/4
B. q=Q/2
C. q=Q
D. None of these
9 Electric potential at a distance ''r'' from ''q'' is:
A. Vr = 1/54πεq/r2
B. Vr=1/4πε2q/r
C. Vr=1/4πε2q/r
D. Vr=1/4πεq2/r
10 When the medium is insulator the elecrostatic force between the charges is
A. Decreased
B. Zero
C. Increased
D. None of above

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  • Iftikhar

    Iftikhar

    26 Sep 2020

    Gg

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  • Tooba

    Tooba

    23 Dec 2018

    I got 16/17 in 1 mint and 26 seconds it is very helpful

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