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प्रश्न
Give one example where a force changes the direction of a moving body.
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उत्तर
If we blow air from our mouth towards the smoke rising up from a burning incense stick (agarbatti), then the direction of motion of the smoke changes. In this case, the force exerted by the blowing air changes the direction of the moving smoke.
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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.
What is the usual name of the forces which cannot produce motion in a body but only change its shape ?
Name the unbalanced force which slows down a moving bicycle when we stop pedalling it.
State whether the following statement is true or false :
Unbalanced forces acting on a body change its shape.
Which of the two, balanced forces or unbalanced forces, can change the shape of an object ? Give an example to illustrate your answer.
Give reason for the following :
When a hanging carpet is beaten with a stick, the dust particles start coming out of it.
What do you understand by the terms “balanced forces” and “unbalanced forces” ? Explain with examples.
What happens to the passengers travelling in a bus when the bus takes a sharp turn ? Give reasons for your answer.
What is the unit of force ?
Give one example where a force stops a moving body .
