Asked by Anonymous

A man pulls a drum of oil 10kg upon an inclined plane OA.if OA=5m and AB=3m as shown below in a triangle. Calculate the A the potential energy at A and workdone by the man.
Answered by bobpursley
If AB is vertical, then change Potential energy=mgh=10*9.8*3 joules
The man supplied that work.
Answered by raheem
am not understand
Answered by raheem
am not understand
Answered by Durojaiye
12.5j
Answered by Durojaiye
At the back of my txt bk the ans is 300j in each case
Answered by Jessica
300j