Electricity and Magnetism UPSC Questions

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.

Match the following

List I-Subatomic Particles List II-Charges
a) Protons 1.) Positively charged
b) Electrons 2.) Negatively charged
c) Neutron 3.) Neutral
A.

a-1, b-2, c-3

B.

a-2,b-1,c-3

C.

a-3,b-2,c-1

D.

a-1, b-3, c-2

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ANSWER :

A. a-1, b-2, c-3

4.
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
5.

Which of the following is not an invention of Thomas Alva Edison
(i) Electric bulb
(ii) Gramophone
(iii) Motion picture camera

A.

(i) only

B.

(ii) only

C.

(iii) only

D.

All the above

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ANSWER :

D. All the above

6.
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