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प्रश्न
Fill in the blank.
A moving football when kicked, its .................. changes.
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उत्तर
A moving football when kicked, its direction of motion changes.
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संबंधित प्रश्न
Write true or false.
A force increases the mass of the body when applied on it.
Select the correct alternative.
Friction
What do you understand by the term friction?
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?
Identify the agent exerting the force, the object on which the force is acting and the effect of the force in the following situation
A child jumping to a height.
Solve the following numerical problem.
Two force of 12 N and 25 N act on a body to the left-hand side, while another force of 35 N acts on it to the right-hand side. Find the resultant of the forces.
Solve the following numerical problem.
Two persons are pushing a car with a force of 30 N and 70 N in opposite directions. Calculate the resultant force and its direction.
Give a reason for the following.
Boats and ships have streamlined shapes?
Two objects repel each other. This repulsion could be due to
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.
