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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 potential energy of a 1 kg particle free to move along the x-axis is given by
- A solid cylinder of mass M and radius R rolls without slipping down and inclined plane
- A disc of moment of inertia (9.8/π²) kg m² is rotating at 600 rpm. If the frequency
- If a nucleus ᴢXᴬ emits 9α and 5β-particles, then the ratio of total protons and neutrons
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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