Question

What form of energy does friction always produce?​

Answer 1

Answer:

Heat energy always produce by friction

Answer 2

Required Answer:

›»› Friction always produces heat energy and sound energy.

For an example : If we rub our palms of our hands together quickly our hands get warm and we can also hear the sound that friction creates while rubbing our palm.

$\rm { Some \: more \: information : }$

• Friction is the force that always acts in the opposite direction in which the body is moving.

• It retards the motion of the object.

• It is a contact force.

• Study of friction is called tribology.

• Some ways to increase friction :

◆ Using brake pads in vehicles.

◆ By applying coarse substance on hand.

◆ Spikes in the sole of shoes.

• Some ways to reduce friction :

◆ Using lubricants.

◆ Using ball bearing

◆ By polishing.