Measurements and Instrumentation

6: The flow rate of electrically conducting liquid without any suspended particle can not be measured by

A. turbine flow meter

B. electromagnetic flow meter

C. ultrasonic flow meter

D. thermistor based heat flow meter

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A. low voltage at high frequency

B. high voltage

C. low voltage at low frequency

D. all ac and dc voltages

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8

The precision of an instrument indicates its ability to reproduce a certain reading with a given

A. drift

B. resolutions

C. shift

D. consistency

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9

The electrical power to a megger is provided by

A. battery

B. inverter

C. permanent magnet dc generator

D. ac generator

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10

The dynamic characteristics of capacitive transducer are similar to those of

A. LP filter

B. HP filter

C. notch filter

D. band stop filter

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