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A body of mass 3 kg is under a constant force which cause a displacement s in metres in it, given by the relation s=1/3 t², where t is in seconds. Work done by the force in 2 seconds is
Options
(a) 19/5 J
(b) 5/19 J
(c) 3/8 J
(d) 8/3 J
Correct Answer:
8/3 J
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The value of n so that vectors 2i+3j-2k, 5i+nj+k and -i+2j+3k may be coplanar,will be
- A body of mass m is accelerated uniformly from rest to a speed v in a time T
- A boy playing on the roof of a 10m high building throws a ball with a speed
- A lift is moving down with acceleration a.A man in the lift drops a ball
- The dimensional formula for Young’s modulus is
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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