# Solution - Junction Transistor - Transistor as an Amplifier (Ce-configuration)

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#### Question

Draw a circuit diagram of a p-n-p transistor and explain how it works as a transistor amplifier

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#### Similar questions

For a CE-transistor amplifier, the audio signal voltage across the collector resistance of 2 kΩ is 2 V. Suppose the current amplification factor of the transistor is 100, find the input signal voltage and base current, if the base resistance is 1 kΩ.

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With the help of necessary circuit diagram, describe briefly how n-p-n transistor in CE configuration amplifies a small sinusoidal input voltage. Write the expression for the ac current gain

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Define the terms : Input resistance How are these determined using typical input and output characteristics?

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(i) Write the functions of three segments of a transistor.

(ii) Draw a circuit diagram for studying the input and output characteristics of a n-p-n transistor in common emitter configuration. Using the circuit, explain how input, output characteristics are obtained

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Draw a circuit diagram of a transistor amplifier in CE configuration.

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