Here you can find Measurements and Instruments ECE Questions and Answers.
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1. _______ is defined as the increment in the input of the instrument for which the output remains constant
2. ______ is defined as the ratio of change in output to that of change in the quantity being measured
3. In any device, the difference between the measured value & true value is referred as
4. For a time varying input the quality of indication by the instrument is referred as _______
5. ______ is determined as the algebraic numerical difference between the true value of the quantity & the value recorded by the measuring instrument at any instant
6. The instrument ability to reproduce a certain group of readings within a given accuracy is known as ______
7. ___________provides different types of waveforms such as sine, triangular, square, pulse etc at the output
8. __________ provides only sinusoidal signal at the output
9. Function generators, pulse generators & pulse frequency generators are different types of ________
10. A signal generator that generates known & controllable voltages is known as a _______
|_____ oscillator is used in the AF sine & square wave generator|
Answer: Option C
Wein bridge oscillator
Wein bridge oscillator operates effectively in audio frequency ranges, so it is used in AF sine & square wave generator
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