A microscope is focused on a coin lying at the bottom of a beaker. The microscope is now raised up by . To what depth should the water be poured into the beaker so that coin is again in focus? (Refractive index of water is ) |
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a) |
b) |
c) |
d) |
A microscope is focused on a coin lying at the bottom of a beaker. The microscope is now raised up by . To what depth should the water be poured into the beaker so that coin is again in focus? (Refractive index of water is ) |
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a) |
b) |
c) |
d) |
(d) Suppose water is poured up to the height So |