eVidyarthi

MCQ General Science Chapter 16 Class 8 Maharashtra Board

MCQ For All Chapters – General Science Class 8

Reflection of Light

1. What is the main component used in a kaleidoscope to create patterns?

Question 1 of 20

2. How many mirrors are used in the kaleidoscope activity?

Question 2 of 20

3. What is the purpose of the hole in the kaleidoscope?

Question 3 of 20

4. What angle do the mirrors make with the sides of the box in a periscope?

Question 4 of 20

5. What is a periscope used for in submarines?

Question 5 of 20

6. If the angle of reflection is 60°, what is the angle of incidence?

Question 6 of 20

7. If the angle between the incident ray and reflected ray is 90°, what is the angle of incidence?

Question 7 of 20

8. If the angle between the mirror and incident ray is 35°, what is the angle of incidence?

Question 8 of 20

9. If the angle of incidence is 40°, what angle does the reflected ray make with the mirror?

Question 9 of 20

10. The perpendicular to the mirror at the point of incidence is called:

Question 10 of 20

11. The reflection of light from a wooden surface is:

Question 11 of 20

12. The working of a kaleidoscope is based on the properties of:

Question 12 of 20

13. Why can’t we see objects in a dark room?

Question 13 of 20

14. What blurs the images in still water when a stone is thrown?

Question 14 of 20

15. In the exercise, if the angle between the mirror and incident ray is 40°, what is the angle of incidence?

Question 15 of 20

16. If the angle between the mirror and reflected ray is 23°, what is the angle of incidence?

Question 16 of 20

17. What is the angle of reflection if the angle of incidence is 30° in the mirror activity?

Question 17 of 20

18. What type of surface causes reflected rays to be parallel in figure 16.4?

Question 18 of 20

19. What is used to close one end of the kaleidoscope?

Question 19 of 20

20. What is the project about in the exercises?

Question 20 of 20


 

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