Measurement and Instrumentation Electrostatic instruments are used as Voltmeters only Ammeters only Wattmeter only Both ammeter and voltmeter Voltmeters only Ammeters only Wattmeter only Both ammeter and voltmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are One voltmeter, one ammeter and one wattmeter One voltmeter and one ammeter One ammeter, one voltmeter and one energy meter Any of the listed here One voltmeter, one ammeter and one wattmeter One voltmeter and one ammeter One ammeter, one voltmeter and one energy meter Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Moving coil type Moving iron type Hot wire type Induction type Moving coil type Moving iron type Hot wire type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Copper Aluminium Soft steel Silver Copper Aluminium Soft steel Silver ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Manganin swap resistance is connected in series with a moving coil ammeter consisting of a milli ammeter and a suitable shunt in order to Obtaine large deflecting torque. Minimize the effect of temperature variation. Reduce the size of the meter. Minimize the effect of stray magnetic fields. Obtaine large deflecting torque. Minimize the effect of temperature variation. Reduce the size of the meter. Minimize the effect of stray magnetic fields. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In induction type ammeter, _____ damping is provided. Air friction Fluid friction Eaddy current None of the listed here Air friction Fluid friction Eaddy current None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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