Two thin prisms of re \fractive \fractive \fractive indices 1.54 and 1.72 are arranged so that their deviations cancel. If the first prism angle is 4°, find the second prism angle.

Physics · Geometrical optics · despersion of light ,despersive power and combination of prism

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Two thin prisms of refractivefractive indices 1.54 and 1.72 are arranged so that their deviations cancel. If the first prism angle is 4°, find the second prism angle.

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