Q. For excellent stability, the zener diode is kept in temperature controlled casket.

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Q. For instrumentation system, precision variable voltage-reference system is necessary.

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Q. Which of the following can be used as a comparator?

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Q. Which of the following are not the standard value of Zener diodes?

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Q. Which of the following signals are generated by Wien-bridge oscillators?

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Q. In a Wien-bridge oscillator for obtaining 160Hz frequency output what will be the capacitor value if resistance is selected as 1KΩ?

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Q. In a Wien-bridge oscillator, frequency of oscillation and capacitor value have ____________________

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Q. Which of the following device is a non-linear device?

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Q. In RC phase shift oscillator, one R-C bridge provides ___________ phase shift.

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Q. Which of the following oscillators have higher stability at a higher frequency?

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Q. Which of the following can be considered as oscillation frequency controlling element in RC phase shift oscillator?

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Q. Which of the following represents the LC tuned circuit?

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Q. Which of the following can be used to produce a square waveform?

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Q. Pulse wave and square wave are the same in all aspect.

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Q. Which of the following represents the radio frequency range?

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Q. Which of the following represents RF?

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Q. High frequency amplifier in FM telemetry have ______________

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Q. Cathode ray oscilloscope uses ________________

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Q. Ideal op-amp have _______________ input impedance.

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Q. Gain of wide band amplifiers are ____________

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