Physical Optics Test Online Preparation Mcqs

Physical Optics Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. The wavelength of X - rays is of the order of
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. In the shadow of a ball the central portion appears bright that happens due to
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Huygen wave theory explain
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. The blue colour of the sky is due to
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. In doubt slit experiment, we observe
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. Which one of the following properties of light does not change with the nature of the medium?
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. Crystals of a material can behave as
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Which experiment shows that wavelength of light is smaller than that of sound
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. In monochromatic red light, a blue book will probably appear to be
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. Optically active crystals rotate the
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. A polarizer is used to
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. According to Einstein, light travels from one place to another in the form of
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. In Michelson interferometer to switch the fringe from bright to dark the mirror should be displaced through
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. When light incident normally on thin film, the path difference depends upon
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. A compact disc having rulings of 0.5 μm each wide shows colours under white light due to
A.
B.
C.
D.

Question 15 of 15


 

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