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

00:00
Question # 1

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

Question # 2

Presence of dielectric always.

Question # 3

The absolute electric potential at a point distance 20 cm from a charge of 2 uC is.

Question # 4

The electric field created by positive charge is

Question # 5

Presence of dielectric between two charges always.

Question # 6

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

Question # 7

The quantity time constant RC has units of.

Question # 8

NC-1 is the SI unit is

Question # 9

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

Question # 10

Coulomb /volt is called.

Question # 11

An electric field cannot deflect

Question # 12

Electric flux is a:

Question # 13

For computation of electric flux, the surface area should be.

Question # 14

Electric flux is a

Question # 15

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

Question # 16

Dielectric constant εr for air is:

Question # 17

Special organs called ampullae of lorenzenite are present in.

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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 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
2 The electrical intensity is equal to:
A. -Δr/Δv
B. Δv/Δr
C. Δv/Δv
D. -Δv/Δr
3 Total flux through a closed surface depends on.
A. Shape of surface
B. Medium only
C. Charge enclosed only
D. Charge and Medium
4 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
5 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε
B. ∂/rε
C. ∂/r2ε
D. none of these
6 NC-1 is the SI unit is
A. Force
B. Charge
C. Current
D. Electric intensity
7 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
8 The work done is bringing a unit positive charge from infinity to that point in an electric field is called.
A. Potential
B. Potential difference
C. Absolute potential
D. All of these
9 The electric flux through closed surface depends upon
A. Charge
B. Medium
C. Geometry
D.
Charge and Medium
10 The "toner" of photocopier is given:
A. Positive charge
B. Negative charge
C. Remains neutral
D. All of above 

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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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