Q. Which of the following are difficult to be fabricated in a monolithic IC?

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Q. In an op-amp a common mode signal is applied to

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Q. The ripple factor of a full wave rectifier is about 0.5.

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Q. Which of the following op-amp circuits has zero resistance in the feedback path?

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Q. In an LC filter, the ripple factor,

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Q. CE mode input V-I characteristic can be shown by a plot of

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Q. n-channel MOS is

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Q. Which of the following compensation method in amplifier can be used to reduce the bandwidth?

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Q. A push pull amplifier balance out

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Q. In a Darlington pair

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Q. In CC configuration, the output signals has approximately

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Q. The PIV of a bridge rectifier is less than that of full wave rectifier with centre tapped transformer.

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Q. Zero bias works only with

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Q. Which of the following statement is correct?

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Q. In a bipolar transistor at room temperature if the emitter current is doubled the voltage across its base emitter junction

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Q. Which one of the following power amplifier has the maximum efficiency?

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Q. Negative feedback lowers the cut off frequency and increase the upper cut off frequency of amplifier.

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Q. In a single-stage RC coupled common emitter amplifier, the phase shift at the lower 3 dB frequency is

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Q. If the thermal resistance of a transistor is lower it means

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Q. A Darlington pair has β = 300. If RE = 1 kΩ and RL = 100 Ω, the input impedance at the base is approximately

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