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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  • Total Questions17

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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 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.

Question # 3

The amount of energy equal to 1.6 x 10-18 J is called.

Question # 4

The total flux through a closed surface.

Question # 5

The electric intensity due to two oppositely charged plates is

Question # 6

Closeness of the electric field lines is the measure of.

Question # 7

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

Question # 8

The SI unit of relative permittivity is.

Question # 9

Electron volt is the unit of.

Question # 10

Concept of electric field lines was given by:

Question # 11

The electric field created by positive charge is

Question # 12

The "toner" of photocopier is given:

Question # 13

If the distance between the two charged bodies is halved, the force between them becomes.

Question # 14

The fact that electric field exist in space around an electrical charge is

Question # 15

Metals are good conductors of electricity because they have

Question # 16

Electric flux is a:

Question # 17

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

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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 Identify the practical application of electrostatic force.
A. Inkjet printer
B. x rays
C. Laser
D. A.C. Generator
2 The force of Neutron due to field of 102 N/C is.
A. 1.6 x 10-17N
B. 1.6 x 10-19N
C. Zero
D. 1.6 x 10-21N
3 Flux through any closed surface is:
A. 1/ε2 times the total charge enclosed in it
B. ε2 time the total charge enclosed in it
C. 1/ε ties the total charge enclosed in ti
D. ε time the total charge enclosed in it
4 Intensity of field inside a hollow charged sphere will be.
A. Negative
B. Unaffected
C. Zero
D. Maximum
5 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
6 An ECG records the _____ between points on human skin generated by electric process i the heart.
A. Heart beat
B. Pulse rate
C. Pressure
D. Voltage
7 A capacitor is perfect in insulator for.
A. Alternating current
B. Sparking current
C. Eddy current
D. Direct current
8 Metals are good conductors of electricity because they have
A. Large number of bounded electrons
B. Small number of electrons
C. Large number of free electrons
D. Small number of free electrons
9 A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, Then
A. The charge in the plates reduces and potencial difference increase
B. Potencial difference between the plates increase, stored energy decreases and charge remains the same
C. Potencial difference between the plates decreases, stored energy decreases and charge remains unchanged
D. None of them
10 One joule is equal to.
A. 1.6 x 1019 eV
B. 1.6 x 10-19 eV
C. 6.25 x 10-18 eV
D. 6.25 x 10 18 eV

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