Question

Give two example showing that friction is necessary in everybody life

Answer 1

Rubbing both hands together to create heat.

Walking on road, that is friction between foot and ground.

Answer 2

Required Answer:-

• walking (due to the presence of friction we are able to walk)
• rubbing hands to create heat during cold months

More to know:-

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.

hope this helps.!!