Measurement and Instrumentation The calibration of a voltmeter can be carried out by using A potentiometer. A function generator. An ammeter. A frequency meter. A potentiometer. A function generator. An ammeter. A frequency meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Change in velocity / time Mass x velocity Mass x acceleration Force x displacement Change in velocity / time Mass x velocity Mass x acceleration Force x displacement ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same number of turns but different dimensions The same dimension but different number of turns None of these The same dimensions and the same number of turns The same number of turns but different dimensions The same dimension but different number of turns None of these The same dimensions and the same number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken From a battery From a source which is not the same as the unknown voltage Any of the above From the same source as the unknown voltage From a battery From a source which is not the same as the unknown voltage Any of the above From the same source as the unknown voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Power transformers Current transformers Both current and potential transformers Pottential transformers Power transformers Current transformers Both current and potential transformers Pottential transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The controlling torque of an indicating instrument ______ as the deflection of the moving system increases. None of the listed here Increases Remains same Decreases None of the listed here Increases Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
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