Q. Commonly used balance detectors for AC bridges are headphones, tuned amplifiers and vibration galvanometers.

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Q. What is the frequency range for a headphone as a detector?

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Q. For single frequency value, the most sensitive detector is ________

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Q. Tuned detectors are used in the frequency range of ________

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Q. Vibration galvanometers are used for ________

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Q. AC bridge is an outcome of ________

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Q. At very low frequencies in a AC bridge, the source is _________

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Q. At high frequencies in an AC bridge, the source is _______

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Q. The frequency range of a typical oscillator is _______

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Q. The power output for a typical oscillator is _______

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Q. The output waveform in an oscillator is _______

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Q. The output frequency of an oscillator is _______

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Q. The output power of an oscillator is not enough to drive power circuits.

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Q. Tuned amplifiers can be set to _______

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Q. Tuned amplifier circuits respond to broad bandwidth at bridge frequency.

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Q. Bridge balance equation for magnitude is given by which of the following relation?

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Q. Angular balance equation is given by which of the following relation?

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Q. Bridge must be balanced for ________

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Q. Phase angle is based on _______

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Q. For inductive impedances, the phase angle is _______

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