The frictional force exerted by moving body is called

Friction is independent of

The unit of force is

Friction is proportional to

… reduce the frictions.

The change in the length of a spring is … to the applied force.

When the speed of the body moving in a straight line changes continuously then the body acquires

The bodies of birds and Ashes must have evolved to shapes which would make them not to loose much energy in overcoming …………. friction.

Which of the following friction has self adjusting force?

To overcome friction … are used in machinery.

Friction produces

The friction exerted by moving body is called

The friction acting on the body which is at rest is

The friction exerted by fluid is called

The friction which is least among all the frictions