NEET UG PHYSICS MCQ: MOTION IN PLANE

1 Easy

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Application +4 | -1

Rain is falling vertically at

20\sqrt 3

kmph. A man is running at 20 kmph. The angle with vertical at which he should hold his umbrella is

View answer and explanation

Correct option: D

30^\circ

Option D (

30^\circ

) is correct because the angle is found using

\tan \theta = \frac{{v_{man}}}{{v_{rain}}} = \frac{{20}}{{20\sqrt 3 }} = \frac{1}{{\sqrt 3 }}

, which implies

\theta = 30^\circ

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