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Two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
a) Both A and R are true and R is the correct explanation of A
b) Both A and R are true and R is NOT the correct explanation of A
c) A is true but R is false
d) A is false and R is also false
ASSERTION(A):
The electrical conductivity of a semiconductor increases on doping.
REASON:
Doping always increases the number of electrons in the semiconductor.
Answer:
c) A is true but R is false
