Nuclear Science Quiz 13 (12 MCQs)

Quiz Instructions

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1. Which of the following is true about nuclear fusion?

Correct Answer: C) It produces more energy than nuclear fission.

2. The hydrogen bomb is what type of nuclear reaction?

Correct Answer: C) Fusion.

3. What happens when the number of protons in an atom changes?

Correct Answer: D) It becomes a completely different atom, with different properties.

4. The credit of construction of first nuclear reactor goes to

Correct Answer: A) Fermi.

5. Fast breeder reactors do not

Correct Answer: A) Use Th-232 as fissile fuel.

6. Which of the following may be used to measure the rate of nuclear disintegration?

Correct Answer: D) Geiger-Muller Counter.

7. Which of the following can NOT trace their original energy source back to the sun?

Correct Answer: B) Geothermal.

8. Which of the following is the advantage of nuclear energy resource?

Correct Answer: D) Do not emit posionous gases.

9. Nuclides having the same atomic numbers are termed as

Correct Answer: B) Isomers.

10. The first underground nuclear test was conducted by India at

Correct Answer: C) Pokharan.

11. The velocity of thermal (slow) neutrons triggering nuclear fission reaction (having energy equal to 0.025 eV) is about ..... metres/second.

Correct Answer: B) 2200.

12. First experimental observation of nuclear fission was done by

Correct Answer: A) Fermi.