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A worker eats a dish of icecream which f...

A worker eats a dish of icecream which funishes 200 kcal of heat. If the efficiency of the body is 25%, then calculate the height to which the worker can carry a weight of 56 kg using the energy of icecream. Worker's own weight is 70 kg. Given `J = 4.2 J cal^(-1)`.

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The correct Answer is:
170.07m
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