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The r.m.s. value of the base current of ...

The r.m.s. value of the base current of a transistor is `10 muA`. What is the current gain `(beta)` if the peak value of the a.c. collector current is 1.414 mA?

A

(A) 50

B

(B) 75

C

(C) 100

D

(D) 125

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