Question

Friction produces :-
A. heat
B. energy
C. Light
D. all of the above​

Answer 1

Answer:

d option is correct all of the above

Answer 2

For instance, when two objects rub together, friction causes some of the energy of motion to be converted into heat. This is why rubbing two sticks together will eventually produce a fire. ... That's why lubricants, or liquids, are often used to reduce the friction — and wear and tear — between moving parts