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प्रश्न
Answer the following in detail.
Why do all objects have a tendency to fall towards the centre of the earth?
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उत्तर
Gravitational force exerted by the earth is very strong. This force attracts all objects on earth towards its centre. That is why all objects on earth have a tendency to fall towards the centre of the earth.
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संबंधित प्रश्न
Write true or false.
The frictional force acts in the direction of motion of body
Write true or false.
A force can change the direction of motion of a moving body.
Fill in the blank.
On applying brakes on a moving car, its speed .........................
Fill in the blank.
Lubricants are used to ..................... friction.
Select the correct alternative.
A force does not change
Select the correct alternative.
A force to be expressed correctly requires
Name the type of force which act in the following case:
A man rows a boat.
Which offers more friction on a body: a glass surface or a wooden surface?
Answer the following in a word or two or in a sentence.
What do you understand by magnetic force?
Answer the following in short.
What will happen to an object if two equal forces act on it in opposite directions?
