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Lateral Inversion

Question 11Ho...

Question

Question 11

How many times is a ray of light reflected by two plane mirrors placed parallel and facing each other?

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Solution

The ray reflected infinite number of times between the two plane mirrors placed parallel and facing to each other.

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Question 11

How many times is a ray of light reflected by two plane mirrors placed parallel and facing each other?

Q. How many times is a ray of light reflected by two plane mirrors placed parallel and facing each other?

Q. Two plane mirrors each

16 m

long are facing each other. The distance between the mirrors is

20 c m

. A light incident on one end of one of the mirrors at an angle of

30^{\circ}

. How many times is the ray reflected before it reaches the other end ?

Q. Two mirrors each 1.6 m long are facing each other. The distance between the mirrors is 20 cm. A light ray is incident on one end of the mirror at an angle of incidence of

30^{\circ}

. How many times is the ray reflected before it reaches the other end?

Q. Two plane mirrors, each of length

2 \sqrt{3 m}

, are placed parallel to each other at a dist of

0.2 m

. A light ray is incident on

1 m i r r o r

30^{o}

as shown, then after how many reflections, the light ray will emerge out of mirror ?

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Lateral Inversion

Standard VII Physics

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