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CBSE Class 10 Answered

magnetism
Asked by | 13 Nov, 2008, 07:35: PM
answered-by-expert Expert Answer

A bulb is generally connected with two wires (the live and the neutral).But if we need to add the third wire i.e. the Earth wire , we will have to make connection between the metallic part of the bulb and the Earth pin of the socket. in the 3 pin Socket.

Answered by | 13 Dec, 2008, 06:10: PM

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CBSE 10 - Physics
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