Reflection Quiz 1 (60 MCQs)

Quiz Instructions

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1. A figure has a vertex at (a, b), in which a is a positive integer and b is a positive integer. What is the algebraic rotation rule that takes the figure to Quadrant III?
2. Which of the following is not a characteristic of a virtual image formed on the screen?
3. What word is used to describe light as it strikes a smooth, shiny surface and bounces off?
4. Irregular reflection can take place on-
5. Which of the following surfaces will reflect light the best?
6. Which of the following is NOT preserved with a reflection?
7. A water tank filled upto 2/3 of its height is moving with a uniform speed. On sudden application of the brake, the water in the tank would
8. The bouncing of light off an object is .....
9. The bending of light
10. If the angle of incidence is 45 degree, what is the angle between the incident ray and reflecting surface
11. Which is a device to image the sun?
12. Which of the following surfaces would cause diffuse reflection?
13. What would the image of K(-6, -2) be after a translation T(7, 8)
14. The velocity of light in vacuum is ..... m/s
15. An object of size 5 cm is kept 20cm away from a concave mirror of focal length 15 cm . Size of its image shall be
16. The magnification produced by a convex mirror is always positive. This is because
17. Which point is the image of point B(-2, 4) reflected over the x-axis?
18. In a concave mirror, if an incident ray passes through F and hits the mirror then it will reflect
19. The ordered pair (-3, 4) is reflected across the y-axis. What is the new ordered pair?
20. A 5 m long ladder is placed leaning towards a vertical wall such that it reaches the wall at a point 4m high.If the foot of the ladder is moved 1.6m towards the wall, then the distance by which the top of the ladder would slide upwards on the wall is
21. The new figure created from a transformation is .....
22. What is the bouncing of light from a surface?
23. A point P has coordinates (-8, -2). What are its new coordinates after reflecting point P across the x-axis?
24. What counterclockwise rotation will result in the same image as a 90$^\circ$ clockwise rotation?
25. When a wave is reflected from a surface, the angle of the reflection is equal to the angle of incidence.
26. If an incident ray passes through the focus, the reflected ray will
27. A figured is dilated by a scale factor of 3. What rule could be used to find the new area?
28. How do you represent a translation Algebraically?
29. A mirror always form diminished image irrespective of the position of the object in-front of it, then the mirror is:-
30. A figure is dilated so that point C(2, 9) becomes C'(8, 36). what is the rule for this transformation?
31. Quadrilateral PQRS has a vertex at (5, 2). What are the coordinates of this vertex after it is reflected across the x-axis?
32. . A ray of light passes from a medium X to another medium Y. No refraction of light occurs if the ray of light hits the boundary of medium Y at an angle of:
33. Reflections over the x-axis change the .....
34. When light hits a barrier that is solid/opaque what is usually created?
35. What does a translation do to a figure on the coordinate plane?
36. If 'R' is radius of curvature and 'f' is focal length of a spherical mirror then the correct relation between the two is
37. The transformation(x, y) $\rightarrow$ (y, x)is the rule for .....
38. Diagonal AC of a rectangle ABCD is produced to the point E such that 2:1, AB =8cm and BC=6m.The length of DE is
39. A spherical mirror and a thin spherical lens have focal length of-20 cm. The mirror and lens will be:
40. In an experiment, a beam of light hits a mirror at an angle of 30 degrees to the normal. What will be the angle of reflection?
41. Newton's first law of motion says that a moving body should continue to move forever, unless some external forces act on it. But a moving cycle comes to rest after some time if we stop pedaling it. Can you choose the correct reason for the stoppage of cycle?i. Air resistanceii. Gravitational pull of the earthiii. Friction of the road iii. Heat of the environmentChoose the correct option:
42. Translations are always .....
43. Convex mirror is used as a rear view mirror in vehicles because:-
44. Point M (-3, 5) is translated using this rule. (x, y) $\rightarrow$ (x-1, y) What are the coordinates of M'?
45. A ..... lens makes objects appear bigger.
46. Level 2 When a figure is reflected over a line of reflection, the new image is congruent to the original. True or False
47. Which of the following best describes the image formed by a plane mirror?
48. Write the rule for this translation:Slide 3 up and 2 right
49. What do we call a material that light can travel through?
50. Point T(9, -7) is translated by the rule (x, y) $\rightarrow$ (x-12, y-11). What are the coordinates of T'?
51. When you rotate 90 degrees clockwise ( x, y ) becomes?
52. Which color of light is least likely to be reflected by a red apple?
53. What is lateral inversion?
54. The point (-2, 5) is reflected over the line x = 1. Find its image.
55. The midpoint of a spherical mirror is called its
56. What type of surface scatters light unevenly?
57. Which will make the darkest shadow? Light shining on a .....
58. What surface best reflects light?
59. What role does humility play in servant leadership?
60. Which word means to bend light rays toward each other?