The electrical conductivity of pure Germanium can be increased byA) increasing the temperature B) doping acceptor impurity C) doping donor impurity D) irradiating ultraviolet light on it
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a
Only A and B are correct
b
Only B and C are correct
c
Only A, B and C are correct
d
All are correct
answer is D.
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Detailed Solution
any intrinsic semiconductor conductivity increases with heating or doping impurities or irradiating with high energy em radiation