A Ray of light travelling in air strikes a glass slab at an angle 30 degree calculate the angle of refraction if refractive index of Glass is 1.5
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Answer:
sinr=1/3
Explanation:
from snells law
n1 sin(i) = n2 sin(r)
n1=1 since air medium
n2=1.5 (given)
=3/2
1*sin(30)=3/2*sin(r)
1/2 =3/2 sinr
sinr=1/3
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