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प्रश्न
A ball of dough is rolled into a flat chapatti. Name the force exerted to change the shape of the dough.
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उत्तर
The shape of dough is changed due to the muscular force applied by the hand.
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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.
Write true or false.
A force increases the mass of the body when applied on it.
Select the correct alternative.
Friction
Give one example of stops motion to indicate that the application of a force?
Which offers more friction on a body: a glass surface or a wooden surface?
State if the following statement is true or false. Correct the statement if it is false.
Friction wears down the parts of machi
State if the following statement is true or false. Correct the statement if it is false.
Tires of vehicles are provided with grooved designs to decrease friction.
What is momentum? Write its SI unit. Interpret force in terms of momentum. Represent the following graphically
(a) momentum versus velocity when mass is fixed.
(b) momentum versus mass when velocity is constant.
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.
