A man weighing 80 kg carries a suotcase of mass 20 kg is going on second floor of building 10m height in 2 minutes. Calculate the work done and power.
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Total weight= 80+20=100kg
Height=10m
Gravity=10 m/s square.
Work done= mgh
= 100×10×10=10000 joules
Power = work / time
=10000/120 =83.3 watts
Hope it helps.....
Plz mark the answer as brainliest
Height=10m
Gravity=10 m/s square.
Work done= mgh
= 100×10×10=10000 joules
Power = work / time
=10000/120 =83.3 watts
Hope it helps.....
Plz mark the answer as brainliest
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