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

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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

A capacitor stores energy in the form of.

Question # 2

Concept of the electric field lines is introduced by

Question # 3

The quantity time constant RC has units of.

Question # 4

The capacitance of a capacitor depends upon.

Question # 5

NC-1 is the SI unit is

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

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

Question # 8

One joule is equal to.

Question # 9

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

Question # 10

Which material should be inserted between the plates of a capacitor in order to increase its capacitance.

Question # 11

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

Question # 12

One electron volt is equal to.

Question # 13

In photocopier, then drum is coated with layer of.

Question # 14

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

Question # 15

Special organs called ampullae of lorenzenite are present in.

Question # 16

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.

Question # 17

SI unit of electric flux is.

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 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
2 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε∘
B. ∂/rε∘
C. ∂/r2ε∘
D. none of these
3 Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.
A. 1 V
B. 2 V
C. Zero
D. V/2
4 An ECG records the _____ between points on human skin generated by electric process i the heart.
A. Heart beat
B. Pulse rate
C. Pressure
D. Voltage
5 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
6 The product of resistance and capacitanc eis.
A. Velocity
B. Force
C. Acceleration
D. Time
7 Identify the practical application of electrostatic force.
A. Inkjet printer
B. x rays
C. Laser
D. A.C. Generator
8 The middle region of electric field is:
A. Maximum field spot
B. Zero field spot
C. Perpendicular field spot
D. All of above
9 The electrical intensity is equal to:
A. -Δr/Δv
B. Δv/Δr
C. Δv/Δv
D. -Δv/Δr
10 Capacitance of a capacitor does not depend upon.
A. Distance between plates
B. Area of plates
C. Electric field between plates
D. Medium between plates

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