A substance is behaving as convex lens in air and concave in water, th – McqOptions

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1.	A substance is behaving as convex lens in air and concave in water, then its refractive index is [BHU 1998]
A.	Smaller than air
B.	Greater than both air and water
C.	Greater than air but less than water
D.	Almost equal to water
Answer» D. Almost equal to water

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