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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
Explain why, it is dangerous to jump out of a moving bus.
Give one example where a force changes the direction of a moving body.
Give one example where a force changes the shape (and size) of a body.
What do you understand by the terms “balanced forces” and “unbalanced forces” ? Explain with examples.
What type of forces – balanced or unbalanced – act on a rubber ball when we press it between our hands ? What effect is produced in the ball ?
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 ?
When we talk of a force acting on a body, it usually means :
Which of the following effect cannot be produced by an unbalanced force acting on a body?
The SI unit of force is ______.
