Measurement and Instrumentation Wagner earthing device is used to eliminate errors due to None of these Both A and B Electrostatic coupling Electromagnetic coupling None of these Both A and B Electrostatic coupling Electromagnetic coupling ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The EMF of Weston standard cell is measured using Potentiometer Digital Volt meter Moving-coil meter Moving- iron meter Potentiometer Digital Volt meter Moving-coil meter Moving- iron meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be High Low None of the listed here Almost zero High Low None of the listed here Almost zero ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The chemical effect of current is used in C. energy meter C. ammeter hour meter None of these C. ammeter C. energy meter C. ammeter hour meter None of these C. ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A megger is usually Hot-wire type instrument Moving iron type instrument Moving coil type instrument Electro-static type instrument Hot-wire type instrument Moving iron type instrument Moving coil type instrument Electro-static type instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a single phase energy meter, braking torque is provided by None of the listed here Permanent magnet Air friction Fluid friction None of the listed here Permanent magnet Air friction Fluid friction ANSWER DOWNLOAD EXAMIANS APP