Measurement and Instrumentation Commonly used instruments in power system measurement are Induction Rectifier Electrostatic Moving coil or iron Induction Rectifier Electrostatic Moving coil or iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be None of the listed here Almost zero Low High None of the listed here Almost zero Low High ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Grid Accelerating anode X-Y plates Cathode Grid Accelerating anode X-Y plates Cathode ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are Any of the listed here One voltmeter, one ammeter and one wattmeter One ammeter, one voltmeter and one energy meter One voltmeter and one ammeter Any of the listed here One voltmeter, one ammeter and one wattmeter One ammeter, one voltmeter and one energy meter One voltmeter and one ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most sensitive galvanometer is Duddle galvanometer Elastic galvanometer Vibration galvanometer Spot ballastic galvanometer Duddle galvanometer Elastic galvanometer Vibration galvanometer Spot ballastic galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured as I1 = 150 ± 1A , I2 = 250 ± 2A, where the limits of error are as standard deviations. I is measured as (400 ± 1) A (400 ± 1.5) A (400 ± 3) A (400 ± 2.24) A (400 ± 1) A (400 ± 1.5) A (400 ± 3) A (400 ± 2.24) A ANSWER DOWNLOAD EXAMIANS APP