Question

two girls each of weight 500N climb uo a rope of 10m, girl A takes 20 seconds and girl B takes 50 seconds. Calculate the power expended by the girls

Answer 1

hello I know your answer......
let power of girl A =
$\frac{10 \times 500}{20} \\ 250 \: w$
let power of girl B =
$\frac{500 \times 10}{50} \\ 100w$
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