Measurement and Instrumentation A megger is usually Moving coil type instrument Moving iron type instrument Hot-wire type instrument Electro-static type instrument Moving coil type instrument Moving iron type instrument Hot-wire type instrument Electro-static type instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from Any of above. The same source as the unknown voltage. A battery. A source other than the source of unknown voltage. Any of above. The same source as the unknown voltage. A battery. A source other than the source of unknown voltage. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of high direct voltage, one would use _____ voltmeter. Electrostatic PMMC Hot wire Moving iron Electrostatic PMMC Hot wire Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is 2 V 0.5 V 1.5 V 1 V 2 V 0.5 V 1.5 V 1 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pressure coil of a wattmeter should be connected on the supply side of the current coil when Supply voltage is low Load impedance is high None of these Load impedance is low Supply voltage is low Load impedance is high None of these Load impedance is low ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is linear. square law. logarithmic. expontial. linear. square law. logarithmic. expontial. ANSWER DOWNLOAD EXAMIANS APP
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