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

00:00
Question # 1

SI unit of electric flux is.

Question # 2

NC-1 is the SI unit is

Question # 3

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

Question # 4

Dielectric constant εr for air is:

Question # 5

The product of resistance and capacitanc eis.

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

Due to polarization, electric field E.

Question # 8

A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, Then

Question # 9

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

Question # 10

The middle region of electric field is:

Question # 11

When the medium is insulator the elecrostatic force between the charges is

Question # 12

The quantity time constant RC has units of.

Question # 13

Electric flux is a

Question # 14

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 # 15

The SI unit of relative permittivity is.

Question # 16

The electrical intensity is equal to:

Question # 17

The electric field lines are closer where the field is

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12th Chapter

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 If the distance between the two charged bodies is halved, the force between them becomes.
A. Double
B. Half
C. Four times
D. One times
2 Electric flux is a:
A. Scalar quantity 
B. Vector quantity
C. Variable quantity
D. None of these
3 Charge carriers in electrolytes are.
A. Protons
B. Electrons
C. Holes
D. Positive and Negative ions
4 The number of electrons in one coulomb charge is equal to
A. 6.2 x 1018 electrons
B. Zero electrons
C. 1.6 x 10-22 electrons
D. 6.2 x 1021 electrons
5 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
6
Drum of photocopier is made of.
A. Copper
B. Aluminum
C. Nickel
D. Cobalt
7 A force of 0.01 N is exerted on a charge 1.2 x 10-5 C at a certain point. The electric field at that point is
A. 1.2 x 104 N/C
B. 1.2 x 104 C/N
C. 8.3 x 102 N/C
D. 8.3 x 10-2 N/C
8 A one microfarad capacitor of a TV is subjected to 4000 V potencial difference.The energy stored in capacitor is:
A. 8 j
B. 16 j
C. 4 x 10-3j
D. 2 x 10-3j
9 The product of resistance and capacitanc eis.
A. Velocity
B. Force
C. Acceleration
D. Time
10 When some di electric is inserted between the plates of a capacitor, then capacitance.
A. Decreases
B. Increases
C. Becomes zero
D. Becomes infinity

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  • Iftikhar

    Iftikhar

    26 Sep 2020

    Gg

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  • Tooba

    Tooba

    23 Dec 2018

    I got 16/17 in 1 mint and 26 seconds it is very helpful

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