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प्रश्न
Answer the following in a word or two or in a sentence.
Which type of force acts on a string pulled from both ends?
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उत्तर
Tension (contact force)
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संबंधित प्रश्न
Friction depends on the ______ of surfaces.
When a glass rod is rubbed with a piece of silk cloth the rod ______.
Name the two kinds of forces in nature.
Answer the following in a word or two or in a sentence.
Why does a rolling ball stop after moving some distance?
Fill in the blank.
The force of friction acting between two bodies in contact while at rest is known as ................ friction.
Fill in the blank.
Sliding friction and rolling friction are types of .................. friction.
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 detail.
Describe three different ways by which friction can be increased to help us in various situations?
Why is a ball bearing used in a cycle hub?
Assertion: We can live very happily if friction is not present in nature.
Reason: The airplane shape is streamlined to reduce the effort of frictional force.
