Physics

Problem

An automobile engine is rated at

100\,\text{hp}

(horsepower). Approximately how long, in seconds, would the engine need to perform

2.0\,\text{MJ}

of work if it operates at its full rated output? (Use

1\,\text{hp}=746\,\text{W}

.) a)

13\,\text{s}

270\,\text{s}

27\,\text{s}

55\,\text{s}