Nuclear Structure – Online MCQs – Physics 10th

1. Nuclei join the nucleons through another specific:

2. The type of radiation that travels in a straight line across an electric field is a/an:

3. Various types of cancer are treated by:

4. In alpha decay, the proton number or atomic number, Z of the parent nuclide reduces by _________ while its atomic mass or nucleon number, A, decreases by __________.

5. In each nuclear fission, a few neutrons are emitted. These neutrons can trigger further nuclei to undergo self-sustained fission reaction that is known as:

6. A radioactive decay can be represented as shown. ₉₁Pa²³³ → ₉₂U²³³ + . . . . The emitted particle is Wan

7. A process in which two light nuclei combine to form a heavier nucleus is called:

8. In radiosurgery, a strong gamma emitter __________ is used.

9. The decay for these emissions increases the number of neutrons.

10. The rate of radioactive decay is proportional to the:

11. The number of neutrons in the uranium nucleus will be:

12. Beta radiation is a streamlet of high-energy:

13. β particles have:

14. In the core of the sun hydrogen is being converted into helium. This is called:

15. Isotopes below the line of stability:

16. ₁H² + ₁H³ → ₂He⁴ + ₀n¹ + energy. This reaction is an example of:

17. Radioactive materials should be handled carefully. Which safety measure does not reduce the risk of using radioactive material?

18. Gamma radiations are:

19. The α-radiation is:

20. In γ ray emission from a nucleus: