Question

1.Sin 45 degree= n sin 30 degree,find n by snell's law

Answer 1

Answer:

Explanation:use sin(i)/sin(r) u will get

Answer 2

Answer:

Explanation:

•sin 45° = n sin 30°

•1/√2 = n/2

•n = 2/√2

•n = √2 ( BY RATIONALIZING )

HOPE IT IS HELPFUL ☺