Measurement and Instrumentation A dynamometer wattmeter can be used for AC only DC only Both DC and AC Any of the listed here AC only DC only Both DC and AC Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure 5 volts, if one selects a 0-100 volt range voltmeter which is accurate with in ± 1%, then the error in this measurement may be up to ± 2.5% ± 1.5% ± 7.5 % ± 20% ± 2.5% ± 1.5% ± 7.5 % ± 20% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A potentiometer may be used for All of the listed here Measurement of current Calibration of ammeter Measurrment of resistance All of the listed here Measurement of current Calibration of ammeter Measurrment of resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An Ohmmeter is a None of the listed here Dynamometer instrument Moving iron instrument Moving coil instrument None of the listed here Dynamometer instrument Moving iron instrument Moving coil instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Swamping resistance is used to compensate error due to temperature true variations. none of these. both A and B. error due to strong magnetic field. error due to temperature true variations. none of these. both A and B. error due to strong magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High load on the transformer Power frequencies Low frequencies High frequencies High load on the transformer Power frequencies Low frequencies High frequencies ANSWER DOWNLOAD EXAMIANS APP