The driver increases the speed of his car on approaching a hilly road.
Reason (R): To give more potential energy to the car so that it may go up against
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Answer:
When a vehicle is moving on a flat road, it has to do work to overcome the friction of road and the air resistance but no work is done against force of gravity. ... Therefore, the drivers increase the speed of vehicles on approaching a hilly road
Explanation:
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Answered by
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Answer:
The driver increases the Kinetic Energy as on climbing the hill, the car will get raised in height. This means that the potential energy will increase, so some kinetic energy will have to reduce. So, the driver increases the speed in order to compensate for the pending loss in KE
Explanation:
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