Question

Disadvantages of Friction..!!​

Answer 1

Disadvantages of Friction:

• Friction produces unnecessary heat leading to the wastage of energy.
• The force of friction acts in the opposite direction of motion, so friction slows down the motion of moving objects.
• Forest fires are caused due to the friction between tree branches.
• A lot of money goes into preventing friction and the usual wear and tear caused by it by using techniques like greasing and oiling.

Answer 2

Answer:

Friction produces heat

friction wears out the rubbing surfaces

Friction produces noise

friction slows down the motion of moving objects