A student pushes a trolley of weight 150N up a slope of length 20m. The slope is 1.2m high.
If the student pushed the trolley up the slope at constant speed, explain why all the work done by the student was not transferred to the gravitational potential energy store of the trolley. [3 marks]
(Its taken from the AQA GCSE Physics book by OXFORD)
Physics- conservation and dissipation of energy watch
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Last edited by tomas530; 08-11-2017 at 19:03.
- 08-11-2017 19:01
Did u get ur answer? Because I have the same question