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A Car is Moving on a Level Road. If the Driver Turns off the Engine of the Car, the Car’S Speed Decreases Gradually and Ultimately It Comes to a Stop. a Student Says that Two Forces Act on the Car - Science

Answer in Brief

A car is moving on a level road. If the driver turns off the engine of the car, the car’s speed decreases gradually and ultimately it comes to a stop. A student says that two forces act on the car which bring it to a stop. What could these forces be ? Which of these two forces contributes more to slow down and stop the car ?

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Solution

These forces could be the frictional force and air resistance.
Force of friction contributes more towards the slowing down and stopping the car.

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APPEARS IN

Lakhmir Singh Science Class 9 Physics
Chapter 2 Force and Laws of Motion
Hots Questions | Q 54 | Page 57
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