Questions
To make a germanium crystal into a N type semi conductor the valency of the impurity atom that needs to be added is
detailed solution
Correct option is B
Every pentavalent impurity atom donates one free electron.Talk to our academic expert!
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A silicon specimen is made into a P-type semi-conductor by doping, on an average, one indium atom per silicon atoms. If the number density of atoms in the silicon specimen is atoms then the number of acceptor atoms in silicon per cubic centimetre will be
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