Asked by ISAAC
a man 80kg carries a load of bricks of mass 20kg up a vertical ladder of length 6m what work has he done
Answers
Answered by
Damon
100 kg * 9.81 m/s^2 * 6 m
= 5886 Joules
= 5886 Joules
Answered by
Vikki
Tell me
Answered by
Favour
I can't see my answers below
Answered by
Iovina
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Answered by
Divine
Mass of man= 80kg, mass of brick= 20kg, distance= 6m.
Take g=10ms–². Total mass= 80+20=100kg
W=F*d.....but F=mg
W=mg*d
=(100*10)*6
=1000*6
=6000J
Take g=10ms–². Total mass= 80+20=100kg
W=F*d.....but F=mg
W=mg*d
=(100*10)*6
=1000*6
=6000J
Answered by
Divine
Calculate the linear expansivity of brass of length 120m that assumes a new length of 120.05m when heated through a temperature of 100degree
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