Question

If the angle made by the incident ray with the surface of a plane mirror is 30°, the angle of reflection
must be
a) 30°
b) 90°
c) 60°
d) 15°
​

Answer 1

Answer:

a) 30°

Explanation:

this is beacuse according to laws of reflection

1 )angle of incidence is equal to angle of reflection

so since angle of incidence is equal to 30 angle of reflection is also 30 °

so hope it helps u

all the best guys for ur board exam