Rectilinear Propagation of Light

1. Which of the following statements does NOT describe the principles of images formed by a plane mirror?

Question 1 of 41

2. Parallax is the relative motion of two objects due to the movement of the observer?

Question 2 of 41

3. The angle of incidence is the angle between the incident ray and the normal:

Question 3 of 41

4. Which of the following is a Non-luminous source?

Question 4 of 41

5. Which of the following is NOT a definition of magnification

Question 5 of 41

6. What is the name for a dark shade (shadow) in Greek?

Question 6 of 41

7. Luminous (incandescent) sources are objects which produce its own light?

Question 7 of 41

8. The amount of light energy reflected by a body depends on the nature of the surface of the body (smooth or rough)?

Question 8 of 41

9. Name the types of mirrors used in reflection of Light?

Question 9 of 41

10. A Beam of light which appears to spread out is said to be?

Question 10 of 41

11. Reflection of parallel ray of lights on a very smooth polished surface is called?

Question 11 of 41

12. A Beam of light which appears to collect at point is referred to as being?

Question 12 of 41

13. Which of the following is not a type of beam of light?

Question 13 of 41

14. The angle of reflection is the angle between the reflected ray and the normal:

Question 14 of 41

15. When light from a source falls on an opaque object i.e. a book, a shadow of the book is formed with sharp edges. What does this suggest?

Question 15 of 41

16. Which of the following statements is INCORRECT about parallax?

Question 16 of 41

17. Reflection is the bouncing off of light?

Question 17 of 41

18. Which of the following is not an application of plane mirrors?

Question 18 of 41

19. Non-luminous sources do not produce light of their own but are seen when light from a luminous source reflects on them?

Question 19 of 41

20. Which of the following statements describe the difference between Umbra and penumbra?

Question 20 of 41

21. Mention the two types of reflection?

Question 21 of 41

22. Define virtual images?

Question 22 of 41

23. Objects which allow light to pass through them are said to be?

Question 23 of 41

24. Which of the following are the 2 laws of reflection?

Question 24 of 41

25. The ray of light that travels from the source to the reflecting surface is?

Question 25 of 41

26. A collection of rays of light is?

Question 26 of 41

27. Images formed when you stand next to a plane mirror are called?

Question 27 of 41

28. What happens if a beam of light meets an opaque object?

Question 28 of 41

29. Objects which DO allow SOME light to pass through them BUT we cannot see through them are referred to as?

Question 29 of 41

30. Reflection of parallel ray of lights on a rough surface is?

Question 30 of 41

31. A Beam of light which appears to have rays that are perfectly parallel is called?

Question 31 of 41

32. The ray of light that bounces from the reflecting surface is called?

Question 32 of 41

33. Objects which do not allow light to pass through them at all are called?

Question 33 of 41

34. The path along which light energy travels is?

Question 34 of 41

35. Which of the following is the formula to get the number of images by a plane mirror which is inclined at a certain angle?

Question 35 of 41

36. WHICH LAW BEST describes the observation when you rotate a mirror throughout an angle while the incident ray remains constant?

Question 36 of 41

37. In the morning during a sunrise, give the exact name of sunlight that breaks through the clouds or leaves?

Question 37 of 41

38. What is the name of the property of light which ascertains that light travels in a straight line?

Question 38 of 41

39. Define Magnification

Question 39 of 41

40. The Greek name for a partial shadow (shade) is?

Question 40 of 41

41. Which of the following is the formula to get the number of images by two plane mirrors parallel to each other?

Question 41 of 41