Q. The IF amplifier in a superheterodyne receiver is

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Q. The approximate value of input impedance of CE amplifier with emitter resistance RE is given by

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Q. The advantage of using crystal oscillator is that it

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Q. A transistor will operate in inverted region when

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Q. Cross-over distortion behaviour is a characteristic of

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Q. The noise figure is

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Q. A Darlington pair is used for

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Q. In a shunt-shunt negative feedback amplifier, as compared to the basic amplifier

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Q. In rectifiers the use of RC filters is recommended when

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Q. The coupling capacitor mainly affects

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Q. A CE amplifier is the most common BJT amplifier.

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Q. The main drawback in the performance of shunt peaked wide band amplifier is

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Q. A generator with an internal resistance of 600 Ω drives an amplifier whose input resistance is 400 Ω. The generator's open circuit voltages is 1 mV; the amplifier develops 100mV across an 8kΩ load. The current amplification is

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Q. In a CE amplifier circuit

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Q. In a push pull circuit the two transistors are

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Q. In a resistance loaded amplifier, the gain decreases at high frequencies because

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Q. A 1 ms pulse can be stretched to 1 sec pulse by using

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Q. Most of the transistor data sheets specify the power rating for an ambient temperature of

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Q. The early effect in BJT is caused by

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Q. In which configuration does output ac voltage appear between emitter and ground?

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