Question

if the angle made by the incident ray with the surface of a plane mirror is 30⁰, the angle of reflection must be____
option :-
1) 30⁰
2) 90⁰
3) 60⁰​

Answer 1

Answer:

60°

Explanation:

This is because angle made with the surface is 30 deg and considering with the normal, they are complimentary angles... so 30 + x= 90

therefore, x =60