a trolley runs from P to Q along a track.At Q its PE is 50KJ less than at P.At P,KE of trolley is 5KJ.Between P and Q work that trolley does against friction is 10KJ.What is KE of trolley at Q?
KE=50+5-10=45 kJ.
Need a fast expert's response?
and get a quick answer at the best price
for any assignment or question with DETAILED EXPLANATIONS!
Comments
Leave a comment