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प्रश्न
Give one example where a force moves a stationary body.
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उत्तर
The force of an engine can move a stationary car.
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संबंधित प्रश्न
Fill in the following blank with suitable word :
When a stationary car starts suddenly, the passengers are jerked …………………..
Give reason for the following :
When a hanging carpet is beaten with a stick, the dust particles start coming out of it.
Why are road accidents at high speeds very much worse than road accidents at low speeds ?
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 ?
What is the relationship between force and acceleration ?
A 1000 kg vehicle moving with a speed of 20 m/s is brought to rest in a distance of 50 metres :
(i) Find the acceleration.
(ii) Calculate the unbalanced force acting on the vehicle.
Give one example where a force stops a moving body .
When a rubber balloon held between the hands is pressed, its shape changes. This happens because :
Which of the following effect cannot be produced by an unbalanced force acting on a body?
The SI unit of force is ______.
