Question

A man walking west at a speed of 3 km/hr , Raindrops fall vertically with a speed of 3root 3km/hr , Find the velocity of raindrops, with respect to the man , In which direction, the man should hold the umbrella to protect himself from rain​

Answer 1

Answer:

Vr = - 3Root3 j. vertically downward

Vm= 3i horizontal forward

Vr-Vm= -3i - 3root3j

theta = tan inverse root 3= 60 degree from Horizontal

Explanation:

so man should incline his Umbrella 60 degree from Horizontal

Answer 2

Answer:

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