Fission and Fusion NEET Questions

Physics - Atoms and Nuclei

Fission and Fusion MCQ Questions


13.
Which condition is necessary for nuclear fusion to occur?
A.
High pressure
B.
High temperature
C.
High neutron flux
D.
Both A and B
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ANSWER :
D. Both A and B
14.
Which reaction is responsible for energy production in the Sun?

NEET - 2018

A.
Nuclear fission
B.
Chemical reaction
C.
Nuclear fusion
D.
Radioactive decay
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ANSWER :
C. Nuclear fusion
15.
In a nuclear fission reaction, the number of neutrons released per event is approximately:
A.
1
B.
2--3
C.
10
D.
100
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ANSWER :
B. 2--3
16.
Which of the following is an advantage of nuclear fusion over fission?
A.
Less radioactive waste
B.
Requires lower temperature
C.
More fuel availability
D.
Both A and C
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ANSWER :
D. Both A and C
17.
In nuclear fusion, two lighter nuclei combine to form a heavier nucleus. This process:

NEET - 2019

A.
Releases energy
B.
Absorbs energy
C.
Does not affect energy
D.
Converts mass into electrons
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ANSWER :
A. Releases energy
18.
The main fuel used in hydrogen bombs is:
A.
Uranium-235
B.
Plutonium-239
C.
Deuterium and Tritium
D.
Thorium-232
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ANSWER :
C. Deuterium and Tritium