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HippoCampus Physics 9 Online
OpenStudy (anonymous):

A block weighing 100 N is pushed up a frictionless incline over a distance of 20 m to a height of 10 m(triangle). What is the minimum force needed to push the block?

OpenStudy (lastdaywork):

There are two methods - one involving energy balance and other; force balance. Which one would you prefer?

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