A man lifts a Stone of mass 50kg to a height of 2m. Calculate the work done
Answers
Answered by
2
Answer:
W= mgh( where m is mass, g is gravity and h is height)
= 50×10×2.
= 1000Joule.
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Answered by
1
Answer:
Work = Force * Displacement
Displacement = 2m
Force = mass * acceleration
Mass = 50kg
Acceleration = 9.8m/s
Force = 50 * (-9.8) = 490
Work = 490*2
Work = 980 Joules
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