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प्रश्न
Select the correct alternative.
A force does not change
विकल्प
mass
length
shape
state of motion.
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उत्तर
mass
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संबंधित प्रश्न
Give two examples of situations in which applied force causes a change in the shape of an object.
Write true or false.
The frictional force acts in the direction of motion of body
State the effect produced by a force in the following case:
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Answer the following in a word or two or in a sentence.
Give an example in which a force can change the direction of an object.
Answer the following in a word or two or in a sentence.
Which force is responsible for supporting the weight of a book placed on a table?
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?
A girl is pushing a box towards east direction. In which direction should her friend push the box so that it moves faster in the same direction?
Two women are of the same weight. One wears sandals with pointed heels while the other wears sandals with flat soles. Which one would feel more comfortable while walking on a sandy beach? Give reasons for your answer.
Mention the factors on that the effect of a force depends.
