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A Boy Tries to Push a Truck Parked on the Roadside. the Truck Does Not Move at All. Another Boy Pushes a Bicycle. the Bicycle Moves Through a Certain Distance. in Which Case Was the Work Done More - Science

Answer in Brief
Short Note

A boy tries to push a truck parked on the roadside. The truck does not move at all. Another boy pushes a bicycle. The bicycle moves through a certain distance. In which case was the work done more : on the trick or on the bicycle? Give a reason to support your answer.

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Solution

Work done is more when the boy pushes a bicycle because the force applied by him on the bicycle results in the motion of the bicycle. On the other hand, the boy trying to push a heavy truck parked on the roadside results in zero work, as there is no motion in the truck.

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APPEARS IN

Lakhmir Singh Science Class 9 Physics
Chapter 4 Work and energy
Hots Questions | Q 71 | Page 148
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