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

If the medium between the charges is not free space then electrostatic force will.be

Question # 2

For which material medium, force between two charged particles is maximum.

Question # 3

The fact that electric field exist in space around an electrical charge is

Question # 4

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

Question # 5

The quantity time constant RC has units of.

Question # 6

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

Question # 7

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

Question # 8

If the separation between the plates of a capacitor is doubled then its capacitance become.

Question # 9

The capacitance of a capacitor depends upon.

Question # 10

Dielectric constant εr for air is:

Question # 11

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

Question # 12

The SI unit of relative permittivity is.

Question # 13

The negative of the potential gradient is

Question # 14

Photo copier and inkjet printer are the applications of

Question # 15

Concept of the electric field lines is introduced by

Question # 16

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

Question # 17

Intensity of field inside a hollow charged sphere will be.

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ICS Part 2 Physics Chapter 12 Online Test MCQ's

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Sr.# Question Answer
1 One electron volt is equal to.
A. 1.6 x 10-19 Joule
B. 1.6 x 10-19Coulomb
C. 1.6 x 10-12N
D. 1.6 x 1018Joule
2 The leV =
A. 1.6x10-19C
B. 1.6x10-11J
C. 1.6x10-19J
D. 1.6x10-11C
3 In Millikan's oil drop experiment a charged particle of mass 'm' is in equilibrium in an will
A. Zero
B. g/2
C. g
D. 2g
4 The electric intensity due to two oppositely charged plates is
D. None of these
5 If F1 and F2 are teh magnetic forces acting on a particle and electron respectively when moving perpendicular to the magnetic field then.
A. F1=F2
B. F1>F2
C. F1<F2
D. F1 = 4F2
6 The quantity time constant RC has units of.
A. Charge
B. Time
C. Capacitance
D. Resistance
7 if time constant in RC series circuit is small, then capacitor is charged or discharged.
A. Slowly
B. Rapidly
C. At constant rate
D. Intermittently
8 Photo copier and inkjet printer are the applications of
A. Magnetism
B. Electricity
C. `.Electro magnetism
D. Electrostatics
9 In photocopier, then drum is coated with layer of.
A. Aluminium
B. Copper
C. Selenium
D. silver
10 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

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