Second Year Physics Chapter 12 Online MCQ Test for 2nd Year Physics "Electrostatics Preparation"

FSC Part 2 Physics
Chapter 12 Test

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Physics FSC Part 2 Chapter 12 Online MCQ's Test

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Question # 1

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

Question # 2

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

Question # 3

The number of electrons in one coulomb charge is equal to

Question # 4

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

Question # 5

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

Question # 6

Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.

Question # 7

One of the applications of electrostatic induction is

Question # 8

Metals are good conductors of electricity because they have

Question # 9

Concept of the electric field lines is introduced by

Question # 10

Closeness of the electric field lines is the measure of.

Question # 11

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

Question # 12

The electric potential at a mid point in an electric dipole is.

Question # 13

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

Question # 14

The leV =

Question # 15

Presence of dielectric always.

Question # 16

Presence of dielectric between two charges always.

Question # 17

NC-1 is the SI unit is

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FSC 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 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
2 A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, Then
A. The charge in the plates reduces and potencial difference increase
B. Potencial difference between the plates increase, stored energy decreases and charge remains the same
C. Potencial difference between the plates decreases, stored energy decreases and charge remains unchanged
D. None of them
3 The toner of printer is given
A. Positive charge
B. Negative charge
C. Neutral
D. First positive then negative
4 If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.
A. Doubled
B. Hlaf
C. Remain same
D. One fourth
5 Two metallic sphere of radius 2 cm and 4 cm get equal quantity of charge. Which has greater surface charge density ?
A. 2nd sphere
B. Both have same
C. First sphere
D. None of these
6 An ECG records the _____ between points on human skin generated by electric process i the heart.
A. Heart beat
B. Pulse rate
C. Pressure
D. Voltage
7 The net charge on a capacitor magnitude of charge of charge
A. Infinity
B. 2 q
C. Q/2
D. Zero
8 S.I unit of strength of electric field is
A. J/C
B. C/V
C. V/C
D. N/C
9 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
10 Dielectric constant εr for air is:
A. 1
B. 1.006
C. 1.0002
D. 1.0006

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