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When n-p-n transistor is used as an ampl...

When n-p-n transistor is used as an amplifier

A

electrons move from collector base

B

holes move from emitter to base

C

electrons move from base to collector

D

holes move from base to emitter

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The correct Answer is:
C
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MOTION-SEMI CONDUCTOR AND LOGIC GATES-EXERCISE 3
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  16. If an a p-njunction, a square input signal of 10V is applied, as shown...

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  17. Carbon , silicon and germanium have four valence electrons each . At r...

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  18. A working transitor with its three legs marked P, Q and R is tested us...

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