Nuclear Structure – Online MCQs – Physics 10th

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

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

3. A radioactive element emits a particle from the nucleus of one of its atoms. The particle comprises two protons and two neutrons. The name of this process is called:

4. Which one of these particles has the shortest penetrating ability?

5. They carry no electric charge.

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

7. A powder contains 100mg of a radioactive material that emits α-particles. The half-life of the isotope is five days. The mass of isotope that remains after ten days will be:

8. A particle having the mass of an electron and the charge of a proton is called a:

9. Isotopes above the stability line have:

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

11. β particles have:

12. Ions are:

13. α-particles has a charge of:

14. The severe health hazards caused by radioactive emissions is/are:

15. Various types of cancer are treated by:

16. In the graph of unstable nuclei, stable isotopes lie:

17. When atoms lose or gain electrons, they become:

18. In γ ray emission from a nucleus:

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

20. The α-radiation is: