JEE Main 2026 — Work Power Energy Question with Solution
JEE Main 2026 (04 April Shift 1)
Question
A body of mass kg begins to move under the influence of time dependent force N, where and are unit vectors along and -axis respectively. The power produced by the force at s is _____ W.
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Show full solutionCorrect answer: 200
Correct answer
200
Step-by-step explanation
Given N and kg.
Acceleration of the body is m/s.
Since the body begins to move from rest, its velocity at time is given by m/s.
At s, the force is N.
At s, the velocity is m/s.
Power produced by the force is .
W.
Answer:
Acceleration of the body is m/s.
Since the body begins to move from rest, its velocity at time is given by m/s.
At s, the force is N.
At s, the velocity is m/s.
Power produced by the force is .
W.
Answer:
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This is a previous-year question from JEE Main 2026, covering the Work Power Energy 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.