A person holds a bucket of weight 18 newton to walks 8m along horizontal and then climbs up a vertical of 5m the work done by the person is
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Case I.
Displacement = 8m
Force = 18N (Weight)
Work Done = 18×8 = 144Joules
Case II.
Height = 5m
let gravity be = 10m/s²
Mass = 18/10 = 1.8KG
P.E = mgh = 5×10×1.8 = 90Joules
Total work done = 144 + 90 = 234Joules???
Displacement = 8m
Force = 18N (Weight)
Work Done = 18×8 = 144Joules
Case II.
Height = 5m
let gravity be = 10m/s²
Mass = 18/10 = 1.8KG
P.E = mgh = 5×10×1.8 = 90Joules
Total work done = 144 + 90 = 234Joules???
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