Question

state advantages and disadvantages of frictional force?​

Answer 1

Answer:

advantage of frictional force

• friction help in applying brake
• friction play a vital role in our life
• we cannot fix nail in the wall if there was no frictional force

disadvantage of frictional force

• rug burn
• due to friction noise is also produced

Answer 2

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Advantages of friction:-

It is because of friction that we can walk, drive, open doors, turn tap and write.Screw and nails do not slip of because of the friction between the wood and the metal surface of the screw .

Disadvantages of friction:-

Friction causes the moving parts in machinery and automobiles to heat up this results in wastage of energy and fuel. Fiction also causes wear and Tear of the moving parts .