When impurities are added to semi-conductors, the conduct...
When impurities are added to semi-conductors, the conductivity of the semi-conductor
increases then decreases
increases
decreases
remains constant
Correct answer is B
When impurities are added to semi conductor , the semi conductor is said to be doped, and increases the conductivity of the semi-conductor.
Which of the following are the correct SI units of the quantities indicated? i.N(Force) ii. N/m&...
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