Punjab 10th Class Physics Chapter 9 Atomic and Nuclear Physics Mcqs Test Online

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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10th Physics Class Test
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All Punjab Boards Annual Exams



Test Name



Ch.9 # Atomic and Nuclear Physics

Subject



Physics (10th Class)

Test Type



MCQs


Punjab 10th Class Physics Chapter 9 Atomic and Nuclear Physics Mcqs Test Online

Punjab 10th Class Physics Chapter 9 Atomic and Nuclear Physics Mcqs Test Online

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Physics

1. One of the isotopes of uranium is ²³⁸₉₂U. The number of neutrons in this isotope is:
1.
2.
3.
4.
2. The elements showing radioactivity have atomic number greater than:
1.
2.
3.
4.
3. The half-life of certain isotope is 1 day. What is the quantity of the isotope after 2 days?
1.
2.
3.
4.
4. Which among the following radiations has more penetrating power?
1.
2.
3.
4.
5. If atomic number is 92 and mass number is 235 of an atom, then number of electrons will be:

1.
2.
3.
4.
6. The range for a-rays emitted by Uranium is:
1.
2.
3.
4.
7. Release of energy by the Sun is due to:
1.
2.
3.
4.
8. β-rays carry β charge.


1.
2.
3.
4.
9. Isotopes are atoms of same element with different:
1.
2.
3.
4.
10. The reason carbon-dating works is that:

1.
2.
3.
4.
11. Who discovered the process of radioactivity?
1.
2.
3.
4.
12. The isotopes, which emit radiations, are called:
1.
2.
3.
4.
13. What happens to the atomic number of an element which emits one alpha particle and a beta particle?
1.
2.
3.
4.
14. In metals, the current is produced due to the flow of:

1.
2.
3.
4.
15. The mass of neutron is nearly equal to the mass of:
1.
2.
3.
4.
16. When a heavy nucleus splits into two lighter nuclei, the process would:
1.
2.
3.
4.
17. Which one is a radioactive element?
1.
2.
3.
4.
18. When Uranium (92 protons) ejects a beta particle, how many protons are left in the remaining nucleus?
1.
2.
3.
4.
19. The central part of an atom is called:
1.
2.
3.
4.
20. Radioactivity is a _________ process.
1.
2.
3.
4.

 

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