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प्रश्न
If we release a magnet held in our hand, it falls to the ground. The force which makes the magnet fall down is an example of :
विकल्प
balanced force
unbalanced force
magnetic force
muscular force
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उत्तर
unbalanced force
This is because an unbalanced force is responsible to bring about a change in the state of motion of an object.
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संबंधित प्रश्न
What is the usual name of the forces which cannot produce motion in a body but only change its shape ?
Fill in the following blanks with suitable word :
If there were no unbalanced force of……………….. and no…………………. resistance, a moving bicycle would go on moving for ever.
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Explain why, it is dangerous to jump out of a moving bus.
Give one example where a force moves a stationary body.
Give one example where a force changes the shape (and size) of a body.
What is the relationship between force and acceleration ?
Give one example where a force stops a moving body .
When a toothpaste tube is squeezed, its shape changes. The force responsible for this is an example of :
Why does it happen?
If a stationary bus suddenly speeds up, passengers are thrown in the backward direction.
