How much power must the motor supply

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Q. An elevator motor lifts a 600 kg elevator a height of 85 m in 184 s at constant speed. How much power must the motor supply?

Q. A small block of mass m = 1.5 kg slides, without friction, along the loop-the-loop track shown. the block starts from the point P a distance h = 54.0 m above the bottom of the loop of radius R = 17.0 m. What is the kinetic energy of the mass at the point A on the loop?

Reference no: EM1353918

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