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प्रश्न
Fill in the blank.
Rolling friction offers ............. resistance than sliding friction.
उत्तर
Rolling friction offers less resistance than sliding friction.
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संबंधित प्रश्न
Explain why sportsmen use shoes with spikes.
A charged glass rod attracts a charged plastic straw.
Write true or false.
The sliding friction is more than the rolling friction.
Fill in the blank.
We use ball bearings to .................. the friction.
Select the correct alternative.
Friction is reduced by
Answer the following in detail.
What are the various effects of force? State one example of each.
Fill in the blank.
Weight remaining the same, friction is independent of ............. of surface in contact.
Is there any possibility of making a special device to measure the magnitude of friction directly?
Friction depends on the ______ of two surfaces in contact.
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
