Question

A plane mirror is inclined at an angle theta .A ray is incident on the plane at angle i ,then which of the following is wrong a.)theta = sin^-1(cos I)
2.) theta =tan^-1cos I
3.)theta=tan^-1cos I
4.)theta=sin^-1tan i​

Answer 1

Answer:

4 is wrong........

Explanation:

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Answer 2

Answer:

it's not 4

Explanation:

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