29 September, 13:02

A 1500 kg car starts at rest and speeds up to 3.0 m/s. The gain

in kinetic energy is 6750 J. We define efficiency as the ratio of

output energy in this case kinetic energy) to input energy. If

this car's efficiency is 0.30. How much input energy was

provided by the gasoline?

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A 1500 kg car starts at rest and speeds up to 3.0 m/s. The gainin kinetic energy is 6750 J. We define efficiency as the ratio ofoutput energy in this case kinetic energy) to input energy. Ifthis car's efficiency is 0.30. How much input energy wasprovided by the gasoline?

A 1500 kg car starts at rest and speeds up to 3.0 m/s. The gain

in kinetic energy is 6750 J. We define efficiency as the ratio of

output energy in this case kinetic energy) to input energy. If

this car's efficiency is 0.30. How much input energy was

provided by the gasoline?