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प्रश्न
Is there any possibility of making a special device to measure the magnitude of friction directly?
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उत्तर
Yes. Tribometer is a special device to measure the magnitude of friction directly.
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संबंधित प्रश्न
Name the two kinds of forces in nature.
Answer the following in short.
Define force. Write its SI unit.
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.
Answer the following in short.
When you push something heavy, the resistance you feel decreases as soon as the object starts moving. Explain the reason.
Answer the following in detail.
Describe three different ways by which friction can be increased to help us in various situations?
Rolling friction is slightly greater than sliding friction.
Why is a ball bearing used in a cycle hub?
Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
