How much power is generated by the machine

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A machine lifts 240 kg a distance of 120 m in 45 s. How much power is generated by the machine?

At what speed can a 120 W motor lift a 2800 N load?

Determine the mechanical energy for a 5.0 kg stone perched near the edge of a cliff 25.0 m high. Use the base of the cliff as the reference level.

Compare the kinetic energies for a biker and bike (with a combined mass of 80.0 kg) traveling at 3.00 m/s and the same biker and bike traveling twice as fast.

Which has the greater gravitational potential energy - a flower pot-Earth system with a 550 g flower pot sitting on a 1.2 m high shelf or a flower pot-Earth system with a 350 g flower pot sitting on a 1.8 m high shelf?

Reference no: EM132438860

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