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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Physics ICS Part 2 Chapter 12 Online MCQ's Test

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Question # 1

The capacitance of a capacitor depends upon.

Question # 2

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

Question # 3

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

Question # 4

Metals are good conductors of electricity because they have

Question # 5

An ECG records the _____ between points on human skin generated by electric process i the heart.

Question # 6

Electric field intensity at a point is defined by the relation.

Question # 7

An electric field cannot deflect

Question # 8

Selenium is

Question # 9

Coulomb's force is:

Question # 10

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

Question # 11

Presence of dielectric always.

Question # 12

S.I unit of strength of electric field is

Question # 13

In photocopier, then drum is coated with layer of.

Question # 14

The toner of printer is given

Question # 15

The SI unit of relative permittivity is.

Question # 16

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

Question # 17

The electric field created by positive charge is:

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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 The product of resistance and capacitanc eis.
A. Velocity
B. Force
C. Acceleration
D. Time
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.
A. 25 N
B. 20 N
C. 10 N
D. 15 N
3 The middle region of electric field is:
A. Maximum field spot
B. Zero field spot
C. Perpendicular field spot
D. All of above
4 The electric flux through closed surface depends upon
A. Charge
B. Medium
C. Geometry
D.
Charge and Medium
5 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
6 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.
A. 42 N
B. 88.2 N
C. 20 N
D. 2 N
7
Drum of photocopier is made of.
A. Copper
B. Aluminum
C. Nickel
D. Cobalt
8 The absolute electric potential at a point distance 20 cm from a charge of 2 uC is.
A. 9 x 102 V
B. 9 x 103 V
C. 9 x 104 V
D. 9 x 10 5 V
9 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
10 Force per unit charge is called:
A. Gravitational force
B. Electric field intensity
C. Coulomb's force
D. None of these

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