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 time constant in RC series circuit is small, then capacitor is charged or discharged.

Question # 2

Two oppositely charged balls A and B attract the third ball C, when placed near them turn by turn The third ball C must be.

Question # 3

In photocopier, then drum is coated with layer of.

Question # 4

The total flux through a closed surface.

Question # 5

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

Question # 6

A proton is about 1840 time than an electron. When it is accelerated by a potencial difference if 1 kV, its kinetic energy will be:

Question # 7

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?

Question # 8

The absolute electric potential at a point distance 20 cm from a charge of 2 uC is.

Question # 9

The leV =

Question # 10

The photo copying process is called

Question # 11

Presence of dielectric between two charges always.

Question # 12

The "toner" of photocopier is given:

Question # 13

The electric intensity due to two oppositely charged plates is

Question # 14

Presence of dielectric always.

Question # 15

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

Question # 16

Selenium is

Question # 17

The number of electrons in one coulomb charge is equal to

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Charge carriers in electrolytes are.
A. Protons
B. Electrons
C. Holes
D. Positive and Negative ions
2 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
3 Coulomb's force is:
A. Conservative force
B. None conservative force
C. Similar to frictional force
D. None of the above
4 The electrostatic force between two charges is 42 N, If we place a dielectric of Ey=2.1 between the charges then the force become equal to.
A. 42 N
B. 88.2 N
C. 20 N
D. 2 N
5 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.
A. 25 N
B. 20 N
C. 10 N
D. 15 N
6 NC-1 is the SI unit is
A. Force
B. Charge
C. Current
D. Electric intensity
7 The process of copying is:
A. Axillugraphy 
B. Chromatography
C. Xerography
D. Spectrography
8 The electric field lines are closer where the field is
A. Strong
B. Weak
C. Uniform
D. Variable
9 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
10 Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.
A. 1 V
B. 2 V
C. Zero
D. V/2

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