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MDCAT Past Papers - DUHS - Physics - Chap No 12 Quiz

Attempt 10 MCQs on MDCAT Past Papers - DUHS - Physics - Chap No 12 | Quiz 1

1. Half life of a radioactive sample is given by:



2. In beta positive decay, the nuclear number is;



3. Half life of radon gas is:



4. When two negative Beta particles are emitted from a nucleus then the mass number :



5. A 40 gm radioactive material is placed in a chamber, having a half-life of 20 days. How much will be left after 80 days :



6. Which of the following electromagnetic radiation has the highest penetrating power ?



7. In nuclear reaction ₇N¹⁴ + ₂He⁴ → ₈O¹⁷ + __, the missing particle is:



8. Radiations are dangerous to living organisms because they damage the cell by:



9. The skin cancer can be caused by:



10. The force responsible for binding the nucleus:



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