STANDARD Physics Work done by a force MCQ Question
A bicyclist comes to a skidding stop in 10 m. During this process, the force on the bicycle due to the road is 200 N and is directly opposed to the motion. The work done by the cycle on the road is
+2000 J
−200 J
Zero
−20000 J
Correct Answer
Detailed Explanation
As the road does not move at all, therefore, work done by the cycle on the road must be zero.
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