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Online Tests
Physics Fsc Part 2 Chapter 1 Online Test MCQs With Answers
Question # 1
Drum of photocopier is made of.
Choose an answer
Copper
Aluminum
Nickel
Cobalt
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Question # 2
The electric field lines are closer where the field is
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Strong
Weak
Uniform
Variable
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Question # 3
Dielectric constant
εr
for air is:
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1
1.006
1.0002
1.0006
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Question # 4
S.I unit of strength of electric field is
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J/C
C/V
V/C
N/C
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Question # 5
Due to polarization, electric field E.
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Increase
Decrease
First increases then decreases
Remain same
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Question # 6
Which one of the following is correct
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All of above
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Question # 7
Identify the practical application of electrostatic force.
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Inkjet printer
x rays
Laser
A.C. Generator
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Question # 8
Coulomb's force is:
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Conservative force
None conservative force
Similar to frictional force
None of the above
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Question # 9
The capacitance of a capacitor depends upon.
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Thickness of plates
Charges on the plates
Voltage applied
Geometry of the capacitor
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Question # 10
Presence of dielectric always.
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Increase the electrostatic force
Reduces the electrostatic force
Do not effect electrostatic force
Doubles the electrostatic force
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Question # 11
The force of Neutron due to field of 10
2
N/C is.
Choose an answer
1.6 x 10
-17
N
1.6 x 10
-19
N
Zero
1.6 x 10
-21
N
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Question # 12
The net charge on a capacitor magnitude of charge of charge
Choose an answer
Infinity
2 q
Q/2
Zero
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Question # 13
Presence of dielectric between two charges always.
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Reduces the electric force
Enhance the electric force
Does not effect electric force
Double the electric force
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Question # 14
The product of resistance and capacitanc eis.
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Velocity
Force
Acceleration
Time
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Question # 15
If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.
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Doubled
Hlaf
Remain same
One fourth
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Question # 16
One of the applications of electrostatic induction is
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Laser
Photocopier
X ray machine
Wilson cloud chamber
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Question # 17
The number of lines per unit area passing perpendicular through an area is called
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Flux
Electric intensity
Both (a) , (b)
None of these
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