300j of work is done in sliding a 2kg block up an inclined plane of height 10m. Workdone against friction is

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300j of work is done in sliding a 2kg block up an inclined plane of height 10m. Workdone against friction is

Aastha Pandey 17th Dec, 2018

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Vikas gehlot 17th Dec, 2018

Hi

Greetings

Thework done on the object =change in potential energy + friction loss

WeWork done on the object equal to 300 joules.

Increase in potential energy equal to MgH=200

Therefore substituting the value in the equation we get the frictional loss equal to 100 joules.

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