Two thin prisms with opposite bases have (A₁, μ₁)=(4°, 1.6) and (A₂, μ₂)=(2°, 1.5). What is the magnitude of their net angular deviation?
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Two thin prisms with opposite bases have (A₁, μ₁)=(4°, 1.6) and (A₂, μ₂)=(2°, 1.5). What is the magnitude of their net angular deviation?

G1 Physics · Accepted Answer

The deviations are δ₁=(μ₁−1)A₁=2.40° and δ₂=(μ₂−1)A₂=1.00°. Opposite bases give |δ₁−δ₂|=1.40°.