Derive the formula for the kinetic energy of an object of mass m moving with velocity v
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Explanation:
Since kinetic energy is equal to the work done on the body to change its velocity from 0 to v , we obtain: kinetic energy , Ek=21mv2.
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Answer:
Blubber makes 27 per cent of a blue whale's body weight. If the average weight of their blubber is 2.97 x 10 kg, find the average weight of blue whales.
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