10 advantages and disadvantages of friction
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advantages:
we are able to walk on the ground.
The wheels of car are able to roll on the ground instead of skidding.
disadvantages:
The body stops after a while.
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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 .
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