Physics, 27.07.2019 15:30 notsosmart249
Aramp is often used to raise an object. if 90 joules of energy are needed to lift an object to a platform but 100 joules are used in rolling the object up the ramp, what percent energy was wasted in the form of heat due to friction
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Aramp is often used to raise an object. if 90 joules of energy are needed to lift an object to a pla...
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