Question:
A rod of height h is placed in a beaker of same radius The
Last updated: 6/14/2023
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A rod of height h is placed in a beaker of same radius The height of the beaker is 3 times its radius An observer sees the top end of the rod through a pin hole see figure When the beaker is filled with a liquid of refractive index upto a height 2h he can see the lower end of the rod Find the value of