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What is amplification? With a circuit di...

What is amplification? With a circuit diagram, explain the working of npn transistor as an amplifier in CE configuration.

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For input characteristics : At constant `V_(CEF)` for different values of `V_(BE.)`ee different values of `I_B` are obtained. At constant `I_B`, for different values of `V_(CE)` different values of `I_C` are obtained.
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