Question

if a ray of light is incident ray falls on the mirror at an angle of 30degrees,its angle of reflection is​

Answer 1

Answer:

According to the first law of reflection:

$angle \: i \: = angle \: r \\ hence \: required \: answer \: is \: 30$

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Answer 2

Answer:

30°

Explanation:

angle of incident is equal to angle of reflection

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