The weight of person is 60 kg. If he gets 10 5 calories heat through food and the efficiency of his body is 28%, then upto how much height he can climb when he user entire energy gained is climbing
Text Solution
Verified by ExpertsThe correct answer is:
B
Suppose person climbs upto height h, then by using
W = JQ ⇒ mgh = JQ
⇒ 60 × 9.8 × h = 4.2 × 
⇒ h = 200 m
W = JQ ⇒ mgh = JQ
⇒ 60 × 9.8 × h = 4.2 × 
⇒ h = 200 m
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