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प्रश्न
Fill in the blank.
On squeezing a gum tube, its ............. changes.
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उत्तर
On squeezing a gum tube, its shape changes.
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संबंधित प्रश्न
Write true or false.
A force can change the direction of motion of a moving body.
Fill in the blank.
Friction ....................... the motion.
Fill in the blank.
Lubricants are used to ..................... friction.
What effect can a force produce on a body which is not allowed to move?
Name the type of force which act in the following case:
A coolie lifts a luggage
Define the term “weight of a body”
Answer the following.
Define weight.
Solve the following numerical problem.
Two horses pull a cart in the same direction with a force of 500 N each. Find the resultant force acting on the cart.
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.
Answer the following in detail.
Why do all objects have a tendency to fall towards the centre of the earth?
