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A: When a pure semiconductor is doped wi...

A: When a pure semiconductor is doped with a pentavalent impurity, the number of conduction electrons is increased while the number of holes is decreased
R: Some of the holes get recombined with the conduction electrons as the concentration of the conduction electrons is increased.

A

If both Assertion & Reason are true and the reason is the not the correct explanation of the assertion , then mark (1)

B

if both Assertion & Reason are true but the reason is not the correct explanation of the assertion ,then mark (2)

C

If Assertion is true statement but reason is false, then mark (3).

D

If both Assertion and reason are false statements, then mark (4)

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