JEE Main 2021 — Motion In Two Dimensions Question with Solution
JEE Main 2021 (27 Jul Shift 2)
Question
A swimmer wants to cross a river from point to point . Line AB makes an angle of with the flow of the river. The magnitude of the velocity of the swimmer is the same as that of the river. The angle with the line should be _______, so that the swimmer reaches point .

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Show full solutionCorrect answer: 30
Step-by-step explanation

Both velocity vectors are of same magnitude therefore resultant would pass exactly midway through them
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This is a previous-year question from JEE Main 2021, covering the Motion In Two Dimensions chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.