What is the use of a PN junction in a circuit? I mean we can actually make the current flow without PN junction so why are we using a PN junction in a given electrical circuit?
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PN junction are used as rectifiers in an electrical circuit, which convert alternating current into pulsating direct current.
AMysteriousGuy:
can you please tell it in a more detailed way?
It's available in a detailed manner in textbooks
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