Measurement and Instrumentation For the AC bridge circuit shown in figure at balance the value of Rd will be (Rc/Rb).Ra. (Rb/Rc).Ra. (Rc/Ra).Rb. (Ra/Rc).Rb. (Rc/Rb).Ra. (Rb/Rc).Ra. (Rc/Ra).Rb. (Ra/Rc).Rb. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The EMF of Weston standard cell is measured using Moving-coil meter Moving- iron meter Digital Volt meter Potentiometer Moving-coil meter Moving- iron meter Digital Volt meter Potentiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The dynamometer principle can be used for ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. wattmeter only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The range of a moving iron ac ammeter is extended by A shunt A multiplier None of the listed here Changing number of turns of operating coil A shunt A multiplier None of the listed here Changing number of turns of operating coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ryall crest voltmeter is used for measurement of High AC voltage High DC voltage Low frequency voltage AC voltage of any form High AC voltage High DC voltage Low frequency voltage AC voltage of any form 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 Any of the above From a battery From a source which is not the same as the unknown voltage From the same source as the unknown voltage Any of the above From a battery From a source which is not the same as the unknown voltage From the same source as the unknown voltage ANSWER DOWNLOAD EXAMIANS APP
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