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With Reference to Semi-conductors Answer the Following : - Physics (Theory)

Answer in Brief

With reference to semi-conductors answer the following : 

(i) What is the change in the resistance of the semi-conductor with increase in temperature ?

(ii) Name the majority charge carriers in n-type semi-conductor.

(iii) What is meant by doping ?

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Solution

(i) With increase in temperature, resistance decreases.

(ii) Majority charge carriers in n-type is electrons.

(iii) The addition of impurities in intrinsic semiconductor is called doping. 

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