Measurement and Instrumentation No eddy current and hysteresis losses occur in Electrostatic instruments PMMC instruments Electrodynamo meter instruments Moving iron instruments Electrostatic instruments PMMC instruments Electrodynamo meter instruments Moving iron instruments ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 50 Hz bar primary CT has a secondary with 500 turns. The secondary supplies 5 A current into a purely resistive burden of 1Ω. The magnetizing ampere-turn is 200. The phase angle between the primary and secondary current is 94.6o. 4.6o. 175.4o. 85.4o. 94.6o. 4.6o. 175.4o. 85.4o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A galvanometer with a full scale current of 10 mA has a resistance of 1000 Ω. The multiplying power (the ratio of measured current to galvanometer current) of 100 Ω shunt with this galvanometer is 100. 110. 10. 11. 100. 110. 10. 11. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads 50V 100V 111V 90V 50V 100V 111V 90V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a single phase energy meter, braking torque is provided by Permanent magnet Fluid friction Air friction None of the listed here Permanent magnet Fluid friction Air friction None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The transfer instrument which is used for standardization of a polar type AC potentiometer is an electrostatic instrument. a moving coil instrument. a thermal instrument. a dynamometer instrument. an electrostatic instrument. a moving coil instrument. a thermal instrument. a dynamometer instrument. ANSWER DOWNLOAD EXAMIANS APP