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in this video i will show you the working of a 14 pin relay with an experiment .
every relay have 2 main parts
1- movable part or armature.
2- fixed part or electromagnet or coil
every relay have 3 type contacts.
1-- common contact
2-- NC or normally close contact
3-- NO or normally open contact
Working:
When we apply an electric supply to the relay coil it become an electromagnet and this magnet pulls the movable part of relay which is an armature .
when the armature move's the Common contacts of relay leave the NC contact and now it will make the connection with NO contacts.
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