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

00:00
Question # 1

A capacitor is perfect in insulator for.

Question # 2

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.

Question # 3

The force of Neutron due to field of 102 N/C is.

Question # 4

Due to polarization, electric field E.

Question # 5

Intensity of field inside a hollow charged sphere will be.

Question # 6

Identify the practical application of electrostatic force.

Question # 7

NC-1 is the SI unit is

Question # 8

Concept of the electric field lines is introduced by

Question # 9

A one microfarad capacitor of a TV is subjected to 4000 V potencial difference.The energy stored in capacitor is:

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

Some charge is being given to a conductor. Then its potencial

Question # 12

If the separation between the plates of a capacitor is doubled then its capacitance become.

Question # 13

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

Question # 14

Force per unit charge is called:

Question # 15

One joule is equal to.

Question # 16

Gauss's law can only be applied to.

Question # 17

Farad is defined as

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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 In photocopier, then drum is coated with layer of.
A. Aluminium
B. Copper
C. Selenium
D. silver
2 The electric field created by positive charge is
A. Radially inward
B. Zero
C. Circular
D. Radially outward
3 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
4 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
5
Drum of photocopier is made of.
A. Copper
B. Aluminum
C. Nickel
D. Cobalt
6 Net charge enclosed by Gaussian surface is:
A. zero
B. maximum
C. depend on intensity
D. none of all
7 S.I unit of strength of electric field is
A. J/C
B. C/V
C. V/C
D. N/C
8 The negative of the potential gradient is
A. Electrostatic force
B. Electromotive force
C. Potential difference
D. Electric field intensity
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 For computation of electric flux, the surface area should be.
A. Parallel
B. Flat
C. Curved
D. Spherical

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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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