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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Two small angled transparent prisms (each of refracting angle A = 1) are so placed that their bases coincide, so that common base is BC. This device is called Fresnel’s biprism and is used to obtain

Two small angled transparent prisms (each of refracting angle A = 1) are so placed that their bases coincide, so that common base is BC. This device is called Fresnel’s biprism and is used to obtain

so that common base is BC. This device is called Fresnel's biprism and is used to obtain Two small angled transparent prisms (each of refracting angle A = 1) are so placed that their bases coincide