Advertisements
Advertisements
Question
What is the cause of friction?
Advertisements
Solution
The cause of friction is the interlocking of the irregular projections on the two surfaces in contact.
APPEARS IN
RELATED QUESTIONS
Write true or false.
The sliding friction is more than the rolling friction.
When you apply brakes, the bicycle stops and the rim of the wheel becomes hot? Explain the reason.
Fill in the blank.
.................... is the SI unit of force.
Fill in the blank.
More the roughness of a surface, greater is the ........................
Fill in the blank.
Friction is a type of .................
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.
Is there any possibility of making a special device to measure the magnitude of friction directly?
In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
Friction depends on the ______ of two surfaces in contact.
Complete the analogy.
Knot in a thread : ______ friction :: Ball bearing : ______ friction.
