question_answer

To a fish under water, viewing obliquely a fisherman standing on the bank of a lake, the man looks

A)  taller than what he actually is

B)  shorter that what he actually is

C)  the same height as he actually is

D)  depends on the obliquity

Correct Answer: A

Solution :

 When a ray from man O in air (rarer medium) goes to water (denser medium), then it bends towards the normal. Extend MN backwards    meet at point O.  Therefore, it appears to the fish as if the man is   taller than what he actually is.