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

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

Question # 2

The middle region of electric field is:

Question # 3

Concept of the electric field lines is introduced by

Question # 4

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

Question # 5

Charge on electron is

Question # 6

When some di electric is inserted between the plates of a capacitor, then capacitance.

Question # 7

The electric field created by positive charge is

Question # 8

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 # 9

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.

Question # 10

The relative permitivity of air is

Question # 11

Concept of electric field lines was given by:

Question # 12

Some charge is being given to a conductor. Then its potencial

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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 # 17

S.I unit of strength of electric field is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 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
2 Charge carriers in electrolytes are.
A. Protons
B. Electrons
C. Holes
D. Positive and Negative ions
3 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
4 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
5 Gauss's law can only be applied to.
A. A curved surface
B. A flat surface
C. A closed surface
D. A surface of any shape
6 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
7 A capacitor stores energy in the form of.
A. Magnetic field
B. Heat energy
C. Electrical energy
D. Mechanical energy
8 Presence of dielectric always.
A. Increase the electrostatic force
B. Reduces the electrostatic force
C. Do not effect electrostatic force
D. Doubles the electrostatic force
9 The SI unit of relative permittivity is.
A. Fm-1
B. C2N-1m-2
C. Nm2C-2
D. No unit
10 Selenium is a
A. Insulator
B. Photoconductor
C. Conductor
D. First insulator then conductor

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