when NPN transistor is used as amplifier
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NPN transistor is used as amplifier when electrons move from base to collector .
in NPN transistor electrons flow from emitter to be some of the electrons are neutralized by holes in the base and the remaining electrons move toward the collector .
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Answer:
holes move from base to emitter
Step-by-step explanation:
When forward bias is applied on n-p-n transistor, then it works as an amplifier in forward biased n-p-n transistor, electrons move from emitter to base and holes move from base to emitter.
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