Electricity and Magnetism AFCAT Questions

AFCAT Physics

Electricity and Magnetism MCQ Questions


1.
Electric Current can be represented by
A.
Circuit diagram
B.
Ven Diagram
C.
Both (a) & (b)
D.
None of the above
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ANSWER :
A. Circuit diagram
2.
When Electric current flows through a wire it behaves like a
A.
Amplifier
B.
Conductor
C.
Magnet
D.
None of the above
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ANSWER :
C. Magnet
3.
Nucleon is a combination of
A.
Nuetrons and Electrons
B.
Protons and Neutrons
C.
Electrons and Protons
D.
Neutrons alone
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ANSWER :
B. Protons and Neutrons
4.
A Battery is a device that stores chemical energy and converts it to _______
A.
Electrical energy
B.
Ammeter
C.
Voltmeter
D.
Both (b) and (c)
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ANSWER :
A. Electrical energy
5.
In nature, free charged particles do exist like in upper strata of atmosphere called
A.
Ionosphere
B.
Mesosphere
C.
Troposphere
D.
Exosphere
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ANSWER :
A. Ionosphere
6.
The safety device based on the heating effect of electric current is
A.
Bulb
B.
Fuse
C.
Light
D.
None of the above
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ANSWER :
B. Fuse