advantages and disadvantages of friction
Answers
Answered by
1
Explanation:
Disadvantages of friction:
It always resists the motion, so extra energy is required to overcome it.
It causes wear and tear of machines.
It decreases the life expectancy of moving parts of vehicles.
Since friction is very useful in some cases while harmful in some cases, friction is called a necessary evil.
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.
Answered by
2
ADVANTAGES OF FRICTION;
- ACTION IS RESPONSIBLE FOR MANY TYPES OF MOTION
- IT IT HELPS TO WALK ON THE GROUND
- BREAK IN A CAR MAKE USE OF FRICTION TO STOP THE CAR
Attachments:
Similar questions