Question

list and 5 advantages and disadvantages of friction.

Answer 1

ADVANTAGES- i- Because of friction we stop on earth
ii- Because of it we change the state of motion into rest
DISADVANTAGES-i we can't stop on earth
ii the cycle will not never stop

Answer 2

Advantages of friction :-

♥ Friction enables us to walk freely .

♥ It helps to support ladder against wall .

♥ It becomes possible to transfer one form of energy to another .

♥ Objects can be piled up without slipping .

♥ Breaks of vehicles work due to friction .

Disadvantages of friction :-

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

♥ It causes wear and tear of machines .

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