Nuclear Structure – Online MCQs – Physics 10th

1. Gamma radiations are:

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

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

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

5. The heaviest isotopes (proton number, Z > 83) decay by _________ emissions.

6. A nuclear reaction is given by:

7. γ-rays are deflected by:

8. In the core of the sun hydrogen is being converted into helium. It takes ________ hydrogen atoms to fuse into each helium atom.

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

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

11. Compared with α-particles and β-particles, γ-rays:

12. Ions are:

13. The danger from these particles is minimal.

14. β particles are ____________ than / to a particles.

15. Nuclei join the nucleons through another specific:

16. If the radioactive source is placed inside the electric field, this radiation does not change its direction.

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

18. To check thyroid function, a patient drinks a liquid containing radio:

19. A radioactive decay can be represented as shown. ₈₈Ra²²⁶ → ₈₆Rn²²² + . . . . The emitted particle is a/an:

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