Question

If angle of incidence is 42° and angle of refraction is 30°, then refracted ray is deviated by an angle

Answer 1

Answer:

if angle of incidence is 42° and angle of refraction is 30°, then refracted ray is deviated

by an angle:

(a) 12°

(b) 72°

(c) 1.4°

(d) sin 42°/sin 30°.

Explanation:

option A is the correct answer

Answer 2

Answer:

the answer of the question is 12°