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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
In case of inductor , energy is stored in the
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Electric field
Magnetic field
Potential field
Gravitational field
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Question # 2
A sensitive galvanometer is
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Unstable
Stable
Moderate
Both B and C
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Question # 3
Commentator was invented by
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Henry
Ousted
Maxwell
William sturgeon
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Question # 4
Electromagnetic induction obeys law of conservation
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Charge
Energy
Momentum
Mass
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Question # 5
The half life of radioactive elements depends upon
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Temperature
Nature of element
Amount of the radioactive substance
Pressure
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Question # 6
The AC system is preferred to DC system because:
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AC voltage can be easily changed in magnitude
DC motor angular velocity is affected badly
High voltage AC transmission is less efficient
Domestic appliance require AC voltage for their operation
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Question # 7
The value of e/m is smallest for
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Proton
Electron
Beta particle
Positron
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Question # 8
An ECG records the _____ between points on human skin generated by electric process i the heart.
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Heart beat
Pulse rate
Pressure
Voltage
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Question # 9
A battery move a charge of 40 C around a circuit at constant rate in 20 Sec. The current will be.
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2 A
0.5 A
80 A
800 A
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Question # 10
The curie temp for iron is about
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800
o
C
740
o
C
750
o
C
650
o
C
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Question # 11
Magnetic induction can be measured in units of.
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Tesla
Gauss
Weber/m2
All of the above
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Question # 12
EMF is induced due to change in
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Charge
Current
Magnetic flux
Electric field
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Question # 13
A capacitor stores energy in the form of.
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Magnetic field
Heat energy
Electrical energy
Mechanical energy
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Question # 14
If the potential difference across two plates of capacitor is doubled, then energy stored in it will be.
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Two times
Eight times
Four times
Remain same
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Question # 15
Which device is used as a rectifier?
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Capacitor
Transistor
Diode
Transformer
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Question # 16
Drum of photocopier is made of.
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Copper
Aluminum
Nickel
Cobalt
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Question # 17
Commutator was invented by:
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William bills
William Gates
William tells
William Sturgeon
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Question # 18
Which of the following are not hadrons.
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Muons
Mesons
Positrons
Neutrons
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