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What does Coefficient of Friction Mean?

What does Coefficient of Friction Mean ? Let us check it out the definition of coefficient of friction to know more about friction.

Meaning or Definition of Coefficient of Friction are :

Coefficient of friction is the value which show the relationship between the two objects and the normal force between them.

It is the ratio of the force between the object and the surface to the frictional force which resists the movement of the object. 

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What are the Types of Friction ?

What are the Types of Frictions ? Let us check it out some of the types of friction to learn more about friction. This type of frictional force is responsible for wear and tear of two bodies, Following are some of the types:

Types of Friction are:

  1. Static Friction
  2. Kinetic Friction
  3. Rolling Friction
  4. Fluid Friction

Static Force comes into action when a body is forced to move along a surface but the movement of the body does not starts. Example Pushing on a wall

Advantages And Disadvantages of Friction

Some of the Advantages of Friction are:

  1. We can walk with the help of friction between our shoes and the ground.
  2. We can write with pencil or pen on the paper on the board using friction.
  3. Cars or other vehicles uses friction (Breaks)  to stop the vehicle.
  4. Friction helps in running and walking on the ground or the floor.

Some of the Disadvantages of Friction are:

  1. Sometimes friction produces heat in the machinery or its parts.
  2. Friction makes wear and tear of the machinery

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Definition of Supply Chain Management

Supply Chain management can be considered as an effective tool for improving business process. It starts with the source of supply and competes at the point of consumption. Supply chain management is a flow of information and materials from suppliers which involves number of value added process and different distribution channels to the customers. 

Supply chain management involves :

Definition of polymers

Definition - Polymers are large molecules which are made of repeating units of molecules which are called as monomers.

There are lots of applications of polymers in day to day life.

The term polymer is derived from the greek work , In Greek terminology poly means many and meros means parts.

To form polymers, the monomers are connected to each other with the help of covalent bonds and this process is called polymerization.

Polymers is made up of either same type of monomer or different types of monomers.

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