Advertisements
Advertisements
Question
Rolling friction is slightly greater than sliding friction.
Options
True
False
Advertisements
Solution
Rolling friction is slightly greater than the sliding friction- False.
Correct statement:
Rolling friction is slightly lesser than sliding friction.
APPEARS IN
RELATED QUESTIONS
Friction opposes the ______ between the surfaces in contact with each other.
Suppose your writing desk is tilted a little. A book kept on it starts sliding down. Show the direction of frictional force acting on it.
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.
State if the following statement is true or false. Correct the statement if it is false.
Like charges always attract each other.
Fill in the blank.
Weight remaining the same, friction is independent of ............. of surface in contact.
Fill in the blank.
Sliding friction and rolling friction are types of .................. friction.
State if the following statement is true or false. Correct the statement if it is false.
Friction helps us to grip the objects in our hand.

In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
Assertion: Friction always opposes the motion.
Reason: Whenever one surface moves or tries to move over another surface, the force of friction starts acting on the surfaces.
