Calculate the angle of deviation of light passing through a thin prism of prism angle
10° with refractive index 1.5, when it is completely immersed in liquid of refractive
index 1.3
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The angle of deviation δ of light for a thin prism is 1.538°
Explanation:
The angle of deviation δ for a prism is,
δ = (μ-1 ) A ; ....................................equation 1
A is the prism angle,
μ = μ(prism) / μ(water)
μ = 1.5/1.3
= 1.1538
using μin equation 1
δ = (1.1538-1 ) *10
= 1.538°
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