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प्रश्न
Draw a circuit diagram of a transistor amplifier in CE configuration.
Draw a circuit diagram of n-p-n transistor amplifier in CE configuration
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उत्तर
The circuit diagram of an NPN transistor amplifier in CE configuration is given below:
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संबंधित प्रश्न
Write the functions of three segments of a transistor.
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.
Define the terms : Input resistance How are these determined using typical input and output characteristics?
Under what condition does the transistor act as an amplifier?
Derive an expression for voltage gain of the amplifier and hence show that the output voltage is in opposite phase with the input voltage.
Figure shows a block diagram of a detector for amplitude modulated signal. Identify the boxes ‘X’ and ‘Y’ and write their functions.
Write the truth table of the following circuit. Name the gate represented by this circuit.
In a CE transistor amplifier, the audio signal voltage across the collector resistance of2 kΩ is 2 V If the base resistance is 1 kΩ and the current amplification of the transistor is 100, the input signal voltage is
In common emitter amplifier, the current gain is 62. The collector resistance and input resistance are 5 kΩ and 500 Ω respectively. If the input voltage is 0.01 V, the output voltage is:
A pnp transistor is used in common-emitter mode in an amplifier circuit. A change of 40 µA in the base current brings a change of 2 mA in collector current and 0.04 V in base emitter voltage. Which of the following is the correct value of the input resistor Rin?
