Q. Linear meter with 1% accuracy must have _________

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Q. Decibel covers a small range of values.

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Q. Noise is a function of _________

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Q. Current can be measured effectively by making use of _________

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Q. Average responding voltmeter is cheap and accurate.

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Q. Low voltage signals can be measured by ___________

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Q. Input impedance of an electronic voltmeter is ________

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Q. Meter can be isolated from the circuit in a basic D.C. electronic voltmeter.

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Q. Bridge is balanced by ________

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Q. What is the effect of the input on the transistor Q₂?

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Q. What is basic range of a meter?

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Q. High range can be obtained in a basic D.C. electronic voltmeter by ________

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Q. Sensitivity of electronic voltmeter is high.

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Q. Overloading is ________

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Q. R.M.S value means _________

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Q. Meter reading is obtained by ________

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Q. Measurement of heat power ________

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Q. Sufficient heating of the heater is ensured by ________

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Q. Power in a thermocouple is given by ________

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Q. What is the main disadvantage of a true r.m.s responding voltmeter?

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