Question

If the refractive index is √2 and the value of i is 45°.what will be the value of r?

Answer 1

Answer:

Explanation:

we know that

sin i/sinr=u

so

sin 45/sin r =√2

now sin 45=1/√2

so

sin r=1/√2*√2

sin r = 1/2

so value of r is 30