If a motorcyclist skids and stops after covering a distance of 15 m. The stopping force acting on the motorcycle by the road is 100 N, then the work done by the motorcycle on the road is

Question

If a motorcyclist skids and stops after covering a distance of 15 m. The stopping force acting on the motorcycle by the road is 100 N, then the work done by the motorcycle on the road is (A) 1500 J (B) -1500 J (C) 750 J (D) Zero

Tardigrade Admin · Accepted Answer

Though an equal and opposite force acts on the road but since road does not undergo any displacement, hence no work is done on the road.

Q. If a motorcyclist skids and stops after covering a distance of $15 m$ . The stopping force acting on the motorcycle by the road is $100 N$ , then the work done by the motorcycle on the road is

$1500 J$

$- 1500 J$

$750 J$

Zero

Though an equal and opposite force acts on the road but since road does not undergo any displacement, hence no work is done on the road.

Q. If a motorcyclist skids and stops after covering a distance of 15m. The stopping force acting on the motorcycle by the road is 100N, then the work done by the motorcycle on the road is

1500J

−1500J

750J

Zero

Though an equal and opposite force acts on the road but since road does not undergo any displacement, hence no work is done on the road.

Q. If a motorcyclist skids and stops after covering a distance of $15 m$ . The stopping force acting on the motorcycle by the road is $100 N$ , then the work done by the motorcycle on the road is

$1500 J$

$- 1500 J$

$750 J$