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
Physics Subjects Entry Test MCQs
Physics Subject Admission Test
Competative Exams
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. The isotopes, which emit radiations, are called:
1.
2.
3.
4.
2. Radioactivity is a _________ process.
1.
2.
3.
4.
3. Who discovered the process of radioactivity?
1.
2.
3.
4.
4. β-rays carry β charge.


1.
2.
3.
4.
5. The range for a-rays emitted by Uranium is:
1.
2.
3.
4.
6. The half-life of certain isotope is 1 day. What is the quantity of the isotope after 2 days?
1.
2.
3.
4.
7. One of the isotopes of uranium is ²³⁸₉₂U. The number of neutrons in this isotope is:
1.
2.
3.
4.
8. Isotopes are atoms of same element with different:
1.
2.
3.
4.
9. The elements showing radioactivity have atomic number greater than:
1.
2.
3.
4.
10. Which one is a radioactive element?
1.
2.
3.
4.
11. When a heavy nucleus splits into two lighter nuclei, the process would:
1.
2.
3.
4.
12. Release of energy by the Sun is due to:
1.
2.
3.
4.
13. The central part of an atom is called:
1.
2.
3.
4.
14. When Uranium (92 protons) ejects a beta particle, how many protons are left in the remaining nucleus?
1.
2.
3.
4.
15. What happens to the atomic number of an element which emits one alpha particle and a beta particle?
1.
2.
3.
4.
16. Which among the following radiations has more penetrating power?
1.
2.
3.
4.
17. The reason carbon-dating works is that:

1.
2.
3.
4.
18. In metals, the current is produced due to the flow of:

1.
2.
3.
4.
19. If atomic number is 92 and mass number is 235 of an atom, then number of electrons will be:

1.
2.
3.
4.
20. The mass of neutron is nearly equal to the mass of:
1.
2.
3.
4.

 

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