A man is moving with constant velocity 
in horizontal plane. A what angle to the horizontal should the man hold his umbrella so that the can protect himself from rain falling vertically with velocity 
.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Man should hold the umbrella in direction in which rain appears to come i.e., 
= 
– 
; v rm → Velocity of rain with respect to man.
= 
+ 
= tan –1 3
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