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

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Question # 1

The quantity time constant RC has units of.

Question # 2

If the potential difference across two plates of capacitor is doubled, then energy stored in it will be.

Question # 3

Identify the practical application of electrostatic force.

Question # 4

The absolute electric potential at a point distance 20 cm from a charge of 2 uC is.

Question # 5

The SI unit of relative permittivity is.

Question # 6

Two metallic sphere of radius 2 cm and 4 cm get equal quantity of charge. Which has greater surface charge density ?

Question # 7

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

Question # 8

The electric potential at a mid point in an electric dipole is.

Question # 9

The leV =

Question # 10

S.I unit of strength of electric field is

Question # 11

The net charge on a capacitor magnitude of charge of charge

Question # 12

Electric flux is a:

Question # 13

Charge on electron is

Question # 14

Selenium is a

Question # 15

The relative permitivity of air is

Question # 16

The electric field created by positive charge is

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 Two parrallel, metal plates are a distance 8.00 m apart. The electric field between the plates in uniform, Directed toward the right , and has a magnitude of 4.00 N/C. If an ion of charge +2e is released at rest at the left-hand plate. What is its kinetic energy when reaches the right-hand plate?
A. 4 eV
B. 64 eV
C. 32 eV
D. 16 eV
2 The fact that electric field exist in space around an electrical charge is
A. Electrical property
B. Gravitational property
C. Intrinsic property of nature
D. Extrinsic property of nature
3 For which material medium, force between two charged particles is maximum.
A. Ammonia
B. Germanium
C. Mica
D. Teflon
4 Due to polarization, electric field E.
A. Increase
B. Decrease
C. First increases then decreases
D. Remain same
5 Electric flux is a
A. Vector quantity
B. Scalar quantity
C. Both (a) and (b)
D. None of above
6 Some charge is being given to a conductor. Then its potencial
A. Its maximum at surface
B. Its maximum at Its maximum at center
C. Is remain same throughout the conductor
D. Is maximum somewhere between surface and centre
7 Concept of the electric field lines is introduced by
A. Coulomb
B. Faraday
C. Einstein
D. Joseph henry
8 The total flux through a closed surface.
A. Directly proportional to shape and geometry
B. Independent of medium
C. Depend on shape and geometry
D. Dependent on medium and the charge enclosed
9 One electron volt is equal to.
A. 1.6 x 10-19 Joule
B. 1.6 x 10-19Coulomb
C. 1.6 x 10-12N
D. 1.6 x 1018Joule
10 If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.
A. Doubled
B. Hlaf
C. Remain same
D. One fourth

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