Q: A car accelerated from rest to a speed of 10 m/s. Let the energy spent be E. If we accelerate the car from 10 m/s to 20 m/s, the energy spent will be
(a) E
(b) 2 E
(c) 3 E
(d) 4 E
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Ans: (c)
Science|Math|Engineering
Q: A car accelerated from rest to a speed of 10 m/s. Let the energy spent be E. If we accelerate the car from 10 m/s to 20 m/s, the energy spent will be
(a) E
(b) 2 E
(c) 3 E
(d) 4 E