A tractor pulls a roller with a constant horizontal force of

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

600\,\text{N}

. The roller moves forward at a steady speed of

1.5\,\text{m/s}

. What is the power developed by the tractor? (a)

600\,\text{W}

(b)

900\,\text{W}

(c)

1200\,\text{W}

(d)

1000\,\text{W}