2nd Year Physics Chapter 12 Online MCQ Test for 12th Class Physics Chapter 12 (Electrostatics)

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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

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Question # 1

Electro encephalon graph is the diagnostic test for the working of.

Question # 2

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

Question # 3

A changing electric flux creates.

Question # 4

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 # 5

Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.

Question # 6

The leV =

Question # 7

Electric flux is a:

Question # 8

The net charge on a capacitor magnitude of charge of charge

Question # 9

Selenium is

Question # 10

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

Question # 11

When some di electric is inserted between the plates of a capacitor, then capacitance.

Question # 12

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

Question # 13

Coulomb /volt is called.

Question # 14

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

Question # 15

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

Question # 16

if time constant in RC series circuit is small, then capacitor is charged or discharged.

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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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 For computation of electric flux, the surface area should be.
A. Parallel
B. Flat
C. Curved
D. Spherical
2 If F1 and F2 are teh magnetic forces acting on a particle and electron respectively when moving perpendicular to the magnetic field then.
A. F1=F2
B. F1>F2
C. F1<F2
D. F1 = 4F2
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 Concept of electric field lines was given by:
A. Michelson
B. Henry
C. Michael faraday
D. Oersted
5 Coulomb /volt is called.
A. Farad
B. Ampere
C. Joule
D. Henry
6 Two oppositely charged balls A and B attract the third ball C, when placed near them turn by turn The third ball C must be.
A. Positively charged
B. Negatively charged
C. Electrically neutral
D. Positively and negatively charged
7 If a charge body moved against the electric field it will again
A. Potential energy
B. K.E
C. Mechanical Energy
D. Electric potential energy
8 The electric potential at a mid point in an electric dipole is.
A. 0 V
B. 0.5 V
C. 1 V
D. 1.5 V
9 If the separation between the plates of a capacitor is doubled then its capacitance become.
A. Double
B. Half
C. One fourth
D. Three times
10 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

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