Asked by Omar
You pick up a 2.5kg can of paint from the ground and lift it to a height of 1.7m .How much work do you do on the can of paint?
You hold the can stationary for half a minute, waiting for a friend on a ladder to take it. How much work do you do during this time?
You hold the can stationary for half a minute, waiting for a friend on a ladder to take it. How much work do you do during this time?
Answers
Answered by
Henry
m = 2.5 kg
h = 1.7 m.
Work=F*h = mg*h = 2.5*9.8*1.7=41.65 J.
No work is done when can is stationary.
h = 1.7 m.
Work=F*h = mg*h = 2.5*9.8*1.7=41.65 J.
No work is done when can is stationary.
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