Question

30. Rain is falling vertically with a velocity of
3 kmh- A man walks in the rain with a velocity of
4 kmh-. The rain drops will fall on the man with
a velocity of
(1) 5 kmh-1
(2) 4 kmh-
(3) 3 kmh-1
(4) 1 kmh-​

Answer 1

the rain drops will fall on the man with velocity of 5 km \ h

Answer 2

Answer:

it's opt. 1 i.e. 5 km/hr

Explanation:

(Vmr)^2 = (Vr)^2 + (Vm)^2

where Vr is velocity of rain and Vm is velocity of man and Vmr is velocity of resultant or resultant veloçity.