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

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

1. There are initially 400 atoms in a radioactive substance. What would be the number of atoms after 3 half-lives?



2. Alpha particle has same electrons as:



3. Positive rays are also called:



4. High speed beta rays are:



5. While using radiation therapy, cancerous thyroid is treated with:



6. Proton is made up of ----- quarks:



7. What is the value of up quark?



8. Number of quarks in hydrogen atom are:



9. Number of quarks are:



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