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प्रश्न
Answer the following in short.
How can sliding friction be changed into rolling friction easily?
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उत्तर
Sliding friction can be changed into rolling friction easily by providing wheels or ball bearings to the objects to reduce friction and facilitate easy movement.
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संबंधित प्रश्न
State two factors which directly affect the force of friction.
Define sliding friction
Fill in the blank.
Rolling friction offers ............. resistance than sliding friction.
Fill in the blank.
Smoother the surface, ................. is the frictional force offered by it.
Fill in the blank.
Friction is a type of .................
State if the following statement is true or false. Correct the statement if it is false.
Friction has no relation with our walking or running.
Answer the following in a word or two or in a sentence.
Name the force responsible for opposing the motion between two bodies in contact.
Rolling friction is slightly greater than sliding friction.
Why is a ball bearing used in a cycle hub?
In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
