Rain falls vertically at 10 m/s. A person walks north at 10 m/s. The umbrella should be tilted at what angle with the vertical?
Solution
$\tan\theta = v_{person}/v_{rain} = 10/10 = 1 \Rightarrow \theta = 45°$.
About this question
Subject: Physics · Chapter: Kinematics · Topic: Relative Motion
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