Answer / shalu

it is a two terminal device

Answer / swetha

if the donar impurities are introduced into one side and
acceptor impurities are added at another side of a single
crystal of a semiconductor say germanium then a p-n junction
formed and that form a diode..

Answer / anupam bhardwaj

two terminal device one is 'p' & other is a 'n' p is +ve &
n is -ve.

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