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Signals and Switches

Q1: Normal operation of an NPN bipolar transistor requires the base to be ________ with respect to the emitter, and ________ with respect to the collector.

A positive, negative

B positive, positive

C negative, positive

D negative, negative

ANS:A - positive, negative

In NPN emitter-base circuit should be forward bias i.e. connected to a positive and base-collector circuit should be reverse bais i.e negative.



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