## Reflection of light at plane surface-MCQ-Basic

Physics is an important subject in preparation for various Competitive exams.To keep a track of your preparation we have designed a small quiz of 10 Basic Level Questions on Reflection of light at plane surface. You have 10 minutes to solve the quiz, click the start timer button in order to start the timer and then click on submit button at the end to submit the quiz and view your scores and correct answers.

Q1. A light bulb is placed between two mirrors (plane) inclined at an angle of 60° . Number of images formed are

•  2
•  4
•  5
•  6

5

Q2. Two plane mirrors are inclined at an angle of 72° . The number of images of a point object placed between them will be

•  2
•  3
•  4
•  5

4

Q3. To get three images of a single object, one should have two plane mirrors at an angle of

•  30°
•  60°
•  90°
•  120°

90°

Q4. A man of length h requires a mirror of length at least equal to, to see his own complete image

•  h/4
•  h/3
•  h/2
•  h

h/2

Q5. Two plane mirrors are at 45° to each other. If an object is placed between them then the number of images will be

•  5
•  9
•  7
•  8

7

Q6. An object is at a distance of 0.5 m in front of a plane mirror. Distance between the object and image is

•  0.5 m
•  1 m
•  0.25 m
•  1.5 m

1 m

Q7. A man runs towards a mirror at a speed 15 m/s. The speed of the image relative to the man is

•  15 ms − 1
•  30 ms − 1
•  35 ms − 1
•  20 ms − 1

30 ms − 1

Q8. The light reflected by a plane mirror may form a real image

•  If the rays incident on the mirror are diverging
•  If the rays incident on the mirror are converging
•  If the object is placed very close to the mirror
•  Under no circumstances

If the rays incident on the mirror are converging

Q9. A man is 180 cm tall and his eyes are 10 cm below the top of his head. In order to see his entire height right from toe to head, he uses a plane mirror kept at a distance of 1 m from him. The minimum length of the plane mirror required is

•  180 cm
•  90 cm
•  85 cm
•  170 cm

90 cm

Q10. Two plane mirrors are at right angles to each other. A man stands between them and combs his hair with his right hand. In how many of the images will he be seen using his right hand

•  None
•  1
•  2
•  3

1

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