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

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Question # 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?

Question # 2

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

Question # 3

Coulomb's force is:

Question # 4

A capacitor is perfect in insulator for.

Question # 5

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

Question # 6

Intensity of field inside a hollow charged sphere will be.

Question # 7

The electric intensity at infinite distance from the point charge is

Question # 8

The electric flux through closed surface depends upon

Question # 9

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.

Question # 10

Identify the practical application of electrostatic force.

Question # 11

If the distance between two charges is halved and charges are also doubled, then force between them will be.

Question # 12

S.I unit of strength of electric field is

Question # 13

Special organs called ampullae of lorenzenite are present in.

Question # 14

The number of lines per unit area passing perpendicular through an area is called

Question # 15

The quantity time constant RC has units of.

Question # 16

The "toner" of photocopier is given:

Question # 17

The work done is bringing a unit positive charge from infinity to that point in an electric field is called.

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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 photo copying process is called
A. Xerography
B. Inkjet Printer
C. Both (a) and (b)
D. None of these
2 The capacitance of a capacitor depends upon.
A. Thickness of plates
B. Charges on the plates
C. Voltage applied
D. Geometry of the capacitor
3 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
4 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε
B. ∂/rε
C. ∂/r2ε
D. none of these
5 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
6 Electric potential at a distance ''r'' from ''q'' is:
A. Vr = 1/54πεq/r2
B. Vr=1/4πε2q/r
C. Vr=1/4πε2q/r
D. Vr=1/4πεq2/r
7 If the potential difference across two plates of capacitor is doubled, then energy stored in it will be.
A. Two times
B. Eight times
C. Four times
D. Remain same
8 Electron volt is the unit of.
A. Potential
B. Potential difference
C. Electric current
D. Electric energy
9 Dielectric constant εr for air is:
A. 1
B. 1.006
C. 1.0002
D. 1.0006
10 If the medium between the charges is not free space then electrostatic force will.be
A. Increase
B. Decrease
C. Remain same
D. None of these

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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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