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When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid, it acts as a plane sheet of glass. This implies that the liquid must have refractive index

a)

Equal to that of glass

b)

Less than one

c)

Greater than that of glass

d)

Less than that of glass


Question ID - 152472 :-

When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid, it acts as a plane sheet of glass. This implies that the liquid must have refractive index

a)

Equal to that of glass

b)

Less than one

c)

Greater than that of glass

d)

Less than that of glass

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)

Here    So



Next Question :

The focal length of the objective lens of a compound microscope is

a)

Equal to the focal length of its eye piece

b)

Less than the focal length of eye piece

c)

Greater than the focal length of eye piece

d)

Any of the above three


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