Asked by isha rani
A load of mass 10kg is raised through a height of 15m from the ground where it was initially at rest when it at that height it has velocity of 20m/s. find the work done.
Answers
Answered by
scott
the energy of the load (equivalent to work) is gravitational potential plus kinetic
work = m g h + 1/2 m v^2 = (10 * 9.8 * 15) + (1/2 * 10 * 20^2)
... answer is in Joules
work = m g h + 1/2 m v^2 = (10 * 9.8 * 15) + (1/2 * 10 * 20^2)
... answer is in Joules
Answered by
Shivshankar Yadav
I didn't get the answer using it...and it seems to be wrong...
Answered by
Ash
Answer is wrong I have used same method
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