A girl carries her luggage of mass 75kg through a distance of 25metres in 10seconds. Calculate; Work done please I still don't understand it
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Explanation:
Power = work done/time
work done = mgh
therefore, power = mgh/time
Mass = 75 kg, gravity = 9.8 m/s, height = 25 m, time = 10 seconds
work done = (75×9.8×25)/10
work done = 18375/10
work done = 1837.5 joules.
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