Question

Mention the disadvantages of friction.

Answer 1

Disadvantages of Friction are given below:

• The unnecessary heat produced by friction leads to wastage of energy.
• The friction slows down the motion of moving objects.
• The friction between tree branches causes forest fires
• Produces noise in machines
• Reduces the efficiency oh machines and its parts
• Huge of amount of money is spent on oiling and greasing of that machinery parts which get damaged under friction
• The surface loses its smoothness