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

Selenium is

Question # 2

Electric potential at a distance ''r'' from ''q'' is:

Question # 3

The net charge on a capacitor magnitude of charge of charge

Question # 4

NC-1 is the SI unit is

Question # 5

If the distance between the two charged bodies is halved, the force between them becomes.

Question # 6

Dielectric constant εr for air is:

Question # 7

A capacitor stores energy in the form of.

Question # 8

The process of copying is:

Question # 9

Electron volt is the unit of.

Question # 10

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

Question # 11

In Millikan's oil drop experiment a charged particle of mass 'm' is in equilibrium in an will

Question # 12

A changing electric flux creates.

Question # 13

Intensity of field inside a hollow charged sphere will be.

Question # 14

The SI unit of relative permittivity is.

Question # 15

Electric flux is a

Question # 16

The quantity time constant RC has units of.

Question # 17

The relative permitivity of air is

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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 SI unit of relative permittivity is.
A. Fm-1
B. C2N-1m-2
C. Nm2C-2
D. No unit
2 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
3 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?
A. ρ = 0
B. ρ decreases linearly in the direction of the electric field
C. ρ increases linearly in the direction of the electric field
D. ρ has a uniform value throughout the region
4 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
5 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?
A. 4 eV
B. 64 eV
C. 32 eV
D. 16 eV
6 For which material medium, force between two charged particles is maximum.
A. Ammonia
B. Germanium
C. Mica
D. Teflon
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 Identify the practical application of electrostatic force.
A. Inkjet printer
B. x rays
C. Laser
D. A.C. Generator
9 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
10 Selenium is a
A. Insulator
B. Photoconductor
C. Conductor
D. First insulator then conductor

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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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