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प्रश्न
Which of the two, balanced forces or unbalanced forces, can change the shape of an object ? Give an example to illustrate your answer.
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उत्तर
Balanced forces can change the shape of an object.
For example, on pressing a rubber ball between our hands, the shape of the rubber ball changes from spherical to oblong.
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संबंधित प्रश्न
An object experiences a net zero external unbalanced force. Is it possible for the object to be travelling with a non-zero velocity? If yes, state the conditions that must be placed on the magnitude and direction of the velocity. If no, provide a reason.
Fill in the following blank with suitable word :
When a stationary car starts suddenly, the passengers are jerked …………………..
Give one example where a force stops a moving body.
Give one example where a force changes the direction of a moving body.
Why are road accidents at high speeds very much worse than road accidents at low speeds ?
What is the unit of force ?
What is the relationship between force and acceleration ?
Give one example where a force stops a moving body .
When we talk of a force acting on a body, it usually means :
The SI unit of force is ______.
