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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MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 12 Online MCQ's Test"

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Physics FSC Part 2 Chapter 12 Online MCQ's Test

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Question # 1

Gauss's law can only be applied to.

Question # 2

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

Question # 3

The electrical intensity is equal to:

Question # 4

One electron volt is equal to.

Question # 5

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

Question # 6

A one microfarad capacitor of a TV is subjected to 4000 V potencial difference.The energy stored in capacitor is:

Question # 7

One of the applications of electrostatic induction is

Question # 8

The toner of printer is given

Question # 9

Selenium is

Question # 10

NC-1 is the SI unit is

Question # 11

Total flux through a closed surface depends on.

Question # 12

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

Question # 13

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 # 14

The electric field lines are closer where the field is

Question # 15

The quantity time constant RC has units of.

Question # 16

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

Question # 17

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

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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 Flux through any closed surface is:
A. 1/ε2∘ times the total charge enclosed in it
B. ε2∘ time the total charge enclosed in it
C. 1/ε∘ ties the total charge enclosed in ti
D. ε∘ time the total charge enclosed in it
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 Net charge enclosed by Gaussian surface is:
A. zero
B. maximum
C. depend on intensity
D. none of all
5 Electric field intensity at a point is defined by the relation.
A. E= q/F
B. E = F/q
C. E = qF
D. E = F/q2
6 Which one is photo conductor.
A. Copper
B. Selenium
C. Mercury
D. Aluminium
7 Metals are good conductors of electricity because they have
A. Large number of bounded electrons
B. Small number of electrons
C. Large number of free electrons
D. Small number of free electrons
8 A charge Q is divided into tweo parts q and Q-q and seperated by a distance R. The force of equilibrium between them will be maximum when:
A. q=Q/4
B. q=Q/2
C. q=Q
D. None of these
9 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε∘
B. ∂/rε∘
C. ∂/r2ε∘
D. none of these
10 A capacitor stores energy in the form of.
A. Magnetic field
B. Heat energy
C. Electrical energy
D. Mechanical energy

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