Question

Any 4 disadvantagees of friction​

Answer 1

Answer:

.

friction causes wear and tear of machine parts

friction causes production of too much sound .

friction needs too much energy to over come.

friction produces un needy heat.

Answer 2

Answer:

Hey Buddy here's ur answer

Disadvantages of friction:

• Friction produces a lot of heat in various parts of the machinery and this leads to wastage of energy as heat.
• Opposes motion, hence more energy is needed to overcome friction.
• Noise production in machines is irritating as well as leads to energy loss.
• Forest fires are caused due to friction between branches of trees.