Tue February 17, 2009 By:

If a man walks under rain which is falling vertically downwards and the man is walking ...contd

Expert Reply
Wed February 18, 2009

w.r.t. man velocity of rain will be -vi-vj .

assuming man is walking in x-direction and vertical direction is y.

so rain will fall at an angle of 45 degree with vertical direction so man should keep his umbrella in that direction to prevent him to wetting himself.


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