Yeah man of mass 70 kg is climbing a building of 100 steps each of 20 cm height find the work done
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Answer:
14,000J
Explanation:
if one step = 20cm = 0.2m
Then 100 steps so...
100 × 0.2 = 20m
20m is the total height
W = mgh
m = 70kg
g = 10m/s^2
h = 20m
then W = 70 × 20 × 10 = 14,000 J
the work done is 14,000 joules
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