Measurement and Instrumentation The electrical power to a megger is provided by Any of the listed here Battery Ac generator Permanent magnet dc generator Any of the listed here Battery Ac generator Permanent magnet dc generator ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 1 mA meter is to be converted to 1 A ammeter. The meter resistance is 100 Ω. The value of shunt resistance 0.001 Ω. 0.1001 Ω. 100 Ω. 1000 Ω. 0.001 Ω. 0.1001 Ω. 100 Ω. 1000 Ω. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.73 0.65 0.84 1 0.73 0.65 0.84 1 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA? 80 mA. 40 mA. 50 mA. 25 mA. 80 mA. 40 mA. 50 mA. 25 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation No eddy current and hysteresis losses occur in PMMC instruments Electrodynamo meter instruments Electrostatic instruments Moving iron instruments PMMC instruments Electrodynamo meter instruments Electrostatic instruments Moving iron instruments ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates Peak to peak value of voltage Average value DC value of voltage RMS value Peak to peak value of voltage Average value DC value of voltage RMS value ANSWER DOWNLOAD EXAMIANS APP
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