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प्रश्न
Answer the following in short.
Why do wrestlers rub powder on their hands before getting into the ring?
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उत्तर
In order to prevent their hands from slipping over their opponent’s body. The powder increases friction.
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संबंधित प्रश्न
Give two examples of situations in which applied force causes a change in the shape of an object.
Fill in the blank.
On squeezing a gum tube, its ............. changes.
What effect can a force have on a stationary body?
Give one example of stops motion to indicate that the application of a force?
State the effect produced by a force in the following case:
A spring is compressed.
Name the type of force which act in the following case:
A coolie lifts a luggage
Name the type of force which act in the following case:
A horse moves a cart
Name the type of force which act in the following case:
A magnet attracts an iron pin
Tick the most appropriate answer.
Which of the following is not an effect of force?
Answer the following in detail.
Differentiate between mass and weight of an object.
