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

Dielectric constant εr for air is:

Question # 2

The relative permitivity of air is

Question # 3

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

Question # 4

Net charge enclosed by Gaussian surface is:

Question # 5

The process of copying is:

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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.

Question # 10

The electrical intensity is equal to:

Question # 11

A one microfarad capacitor of a TV is subjected to 4000 V potencial difference.The energy stored in capacitor is:

Question # 12

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

Question # 13

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

Question # 14

Presence of dielectric always.

Question # 15

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

Question # 16

Identify the practical application of electrostatic force.

Question # 17

The electric intensity at infinite distance from the point charge is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The "toner" of photocopier is given:
A. Positive charge
B. Negative charge
C. Remains neutral
D. All of above 
2 The leV =
A. 1.6x10-19C
B. 1.6x10-11J
C. 1.6x10-19J
D. 1.6x10-11C
3 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
4 The electric intensity due to two oppositely charged plates is
D. None of these
5 When some di electric is inserted between the plates of a capacitor, then capacitance.
A. Decreases
B. Increases
C. Becomes zero
D. Becomes infinity
6 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
7 A changing electric flux creates.
A. Electric fields
B. Gravitational
C. Magnetic field
D. Electric charge
8 Electric flux is a
A. Vector quantity
B. Scalar quantity
C. Both (a) and (b)
D. None of above
9 The middle region of electric field is:
A. Maximum field spot
B. Zero field spot
C. Perpendicular field spot
D. All of above
10 The quantity time constant RC has units of.
A. Charge
B. Time
C. Capacitance
D. Resistance

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