Question

A person is walking in rain feels the
velocity of rain as twice to his velocity. At
which angle he should hold the umbrella
with vertical if he moves forward, if it is
raining vertically downwards
2) 45° 3) 60°
4) 90°
1) 30°

Answer 1

OF COURSE...90 DEGREE....

NO ROLE HERE OF TWICE VELOCITY OR INERTIA...!

Answer 2

Explanation:

4)90° is the answer

No calculations done

I dint know any formula related

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