Find the angle of refraction if angle of incidence is 60° ( R.i of 1st med=1.2 and second medium 1.33)
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n1sini=n2sinr
1.2*sin60=1.33*sinr
1.2xroot3/2=1.33xsinr
sinr=1.105
r=82
1.2*sin60=1.33*sinr
1.2xroot3/2=1.33xsinr
sinr=1.105
r=82
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