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Physics Atomic Structure Test Online MCQs

Test Name Atomic Structure MCQsTest
Subject Physics
Test Type MCQs
Total Question 20
Total Marks 40
Total Time 20 Mints
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Nuclear physics is containing so interesting information. Attempt all the multiple choice questions of the topic Atomic Structure to increase your intellectual level. Atomic Structure MCQs Test Online is given below.

Physics Atomic Structure Test Online MCQs

Physics

1. If an electron has an initial velocity perpendicular to directions of electric field, the path of the electron is:

Question 1 of 20

2. Blue light can cause photoelectric emission from a metal, but yellow light cannot. If red light is incident on the metal, then:

Question 2 of 20

3. Cathode rays enter a magnetic field making oblique angle with the lines of magnetic induction. What will be the nature of the path followed?

Question 3 of 20

4. The photoelectric effect is a phenomenon which can be used to convert:

Question 4 of 20

5. Given that the mass of neutron or proton is approximately 1840 times the mass of electron. What is the ratio of specific charge of electron to α-particles?

Question 5 of 20

6. What determines the work function of a metal?

Question 6 of 20

7. Which of the following is not property of photons?

Question 7 of 20

8. The magnitude of saturation photoelectric currents depends upon:

Question 8 of 20

9. Why does the photoelectric effect reveal the particle nature of radiations?

Question 9 of 20

10. The study of photoelectric effect is useful in understanding:

Question 10 of 20

11. The e/m is not constant for:

Question 11 of 20

12. The photo electric effect supports a theory of light proposed by:

Question 12 of 20

13. Which of the following is not the property of the laser beam?

Question 13 of 20

14. The mass of electron is M, its charge is e and it is accelerated from rest through a potential V. The energy acquired by the particle I electron volt will be:

Question 14 of 20

15. Which of the following achieves conversion of electromagnetic wave energy into electrical energy?

Question 15 of 20

16. Which of the following cannot be found at rest

Question 16 of 20

17. The mass of electron is M, its charge is e and it is accelerated from rest through a potential V. The velocity required by the electron will be:

Question 17 of 20

18. What is the order of pressure of the gas in cathode ray tube?

Question 18 of 20

19. Which electrons are emitted in the photo electric effect?

Question 19 of 20

20. An electron and proton are fired through uniform magnetic fields perpendicular to it with the same kinetic energy. What is the nature of trajectory?

Question 20 of 20


 

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