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A force acts on a 3.0 g particle in such a way that the position of the particle as a function of time is given by x = 3t – 4t² + t³ , where x is in metre and t is in second. The work done during the first 4 s is
Options
(a) 570 mj
(b) 450 mj
(c) 490 mj
(d) 530 mj
Correct Answer:
530 mj
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The energy of the em waves is of the order of 15 keV. To which part of the spectrum
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
- A ballet dancer, dancing on smooth floor, is spinning about a vertical axis
- A cord is wound round the circumference of wheel of radius
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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