JEE Main 2022 — Laws Of Motion Question with Solution
From: JEE Main 2022 (Online) 28th June Evening Shift
Question
A block of mass 2 kg moving on a horizontal surface with speed of 4 ms1 enters a rough surface ranging from x = 0.5 m to x = 1.5 m. The retarding force in this range of rough surface is related to distance by F = kx where k = 12 Nm1. The speed of the block as it just crosses the rough surface will be :
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Show full solutionCorrect option: C
Step-by-step explanation
( kg)
m/sec
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This is a previous-year question from JEE Main 2022, covering the Laws Of Motion 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.