CAPE Physics Unit 1 · 2013 · Paper 1 · Question Q15
A student of weight 500\text{ N} is planning a trip to the peak of Blue Mountain. From her starting point, this will involve an increase in altitude of 1800\text{ m}. She buys 'high calorie' energy bars which release 1000\text{ kJ} of energy when digested. Assuming her body to be 10\% efficient, how many bars will she need to eat for the necessary gain in altitude?
- (A)
1 - (B)
9 - (C)
90 - (D)
900
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