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

Electric flux is a

Question # 2

If a charged body is moved against the electric field it will gain.

Question # 3

Presence of dielectric between two charges always.

Question # 4

The number of electrons in one coulomb charge is equal to

Question # 5

Force per unit charge is called:

Question # 6

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 # 7

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

Question # 8

Closeness of the electric field lines is the measure of.

Question # 9

Flux through any closed surface is:

Question # 10

In Millikan's oil drop experiment a charged particle of mass 'm' is in equilibrium in an will

Question # 11

If F1 and F2 are teh magnetic forces acting on a particle and electron respectively when moving perpendicular to the magnetic field then.

Question # 12

Which one is photo conductor.

Question # 13

Total flux through a closed surface depends on.

Question # 14

The total flux through a closed surface.

Question # 15

The net charge on a capacitor magnitude of charge of charge

Question # 16

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 # 17

The electrons in one coulomb change is equal to.

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ICS Part 2 Physics Chapter 12 Online Test MCQ's

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Sr.# Question Answer
1 Electric flux is a
A. Vector quantity
B. Scalar quantity
C. Both (a) and (b)
D. None of above
2 The negative of the potential gradient is
A. Electrostatic force
B. Electromotive force
C. Potential difference
D. Electric field intensity
3 A capacitor is perfect in insulator for.
A. Alternating current
B. Sparking current
C. Eddy current
D. Direct current
4 The capacitance of a capacitor depends upon.
A. Thickness of plates
B. Charges on the plates
C. Voltage applied
D. Geometry of the capacitor
5 Due to polarization, electric field E.
A. Increase
B. Decrease
C. First increases then decreases
D. Remain same
6 Farad is defined as
A. "Coulomb/Volt
B. Ampere /Volt
C. Coulomb /Joule
D. Volt/Coulomb
7 When some di electric is inserted between the plates of a capacitor, then capacitance.
A. Decreases
B. Increases
C. Becomes zero
D. Becomes infinity
8 Intensity of field inside a hollow charged sphere will be.
A. Negative
B. Unaffected
C. Zero
D. Maximum
9 Total flux through a closed surface depends on.
A. Shape of surface
B. Medium only
C. Charge enclosed only
D. Charge and Medium
10 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
11 Charge on electron is
A. 1.6 x 10-19 C
B. 1.6 x 1019C
C. 1.6 x 10-17C
D. 1.6 x 1017C
12 The middle region of electric field is:
A. Maximum field spot
B. Zero field spot
C. Perpendicular field spot
D. All of above
13 The electric intensity at infinite distance from the point charge is
A. Infinite
B. Zero
C. Positive
D. Negative
14 Which material should be inserted between the plates of a capacitor in order to increase its capacitance.
A. Copper
B. Mica
C. Iron
D. Tin
15 If a charged body is moved against the electric field it will gain.
A. P.E.
B. K.E.
C. Mechanical energy
D. Electrical potential energy
16 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
17 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

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