The velocities of light in air and glass are 3.0 x 10\(^8\)ms\(^{-1}\) and 2.0 x 10\(^8\)ms\(^{-1}\) respectively. If the angle of refraction is 30º, the sine of the angle of incidence is?
a
0.33
b
0.50
c
0.67
d
0.75
Explanation
Correct Option
dVideo Explanation
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Gudisbilionz
2 years ago
you didn't include sin30° as 0.5 in your solving
i got my answer to be 7.5. please check and get back to me
