Question

What is rolling friction advantage and disadvantage.

Answer 1

$\huge {\rm{\orange{Answer:-}}}$

Advantage of rolling friction:-

With the help of rolling friction wheels can easily move.

Disadvantage of rolling friction:-

It causes wear and tear in moving parts.

Answer 2

State two advantages and disadvantages of friction.

1.It always resists the motion, so extra energy is required to overcome it.

2.It causes wear and tear of machines.

3.It decreases the life expectancy of moving parts of vehicles.

4.Since friction is very useful in some cases while harmful in some cases, friction is called a necessary evil.

mark me as brainlist..