The power of a cyclist having 40 Kg weight, while he raises the

The power of a cyclist having 40 Kg weight, while he raises the velocity of his 40 kg weight bicycle from 3 m/sec to 5 m/ sec in 8 seconds is ……..
(a) 5.12 k watts
(b) 640 watts
(c) 80 watts
(d) 170 joules

Anurag Mishra Professor Asked on 23rd May 2016 in Physics.
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    Answer: (c) 80 watts 

    Anurag Mishra Professor Answered on 31st May 2016.
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