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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
- A jar is filled with two non-mixing liquids 1 and 2 having densities
- A resistance R draws power P when connected to an AC source. If an inductance
- A black body is heated from 27° C to 127° C. The ratio of their energies of radiations
- A small block of super dense material has mass 3 x 10²⁴ kg.It is situated at a height
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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