Measurement and Instrumentation Which of following are needed both for protection and metering? Energy meter. Power factor meters. Instrument transformer. Wattmeters. Energy meter. Power factor meters. Instrument transformer. Wattmeters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Swamping resistance is used to compensate error due to strong magnetic field. both A and B. none of these. error due to temperature true variations. error due to strong magnetic field. both A and B. none of these. error due to temperature true variations. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most sensitive galvanometer is Spot ballastic galvanometer Elastic galvanometer Vibration galvanometer Duddle galvanometer Spot ballastic galvanometer Elastic galvanometer Vibration galvanometer Duddle galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance can be measured most accurately by Megger Multimeter Bridge method Voltmeter-ammeter method Megger Multimeter Bridge method Voltmeter-ammeter method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance ± 1% ± 3.5% ± 1.5% ± 2.5% ± 1% ± 3.5% ± 1.5% ± 2.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The electrical power to a megger is provided by Ac generator Permanent magnet dc generator Battery Any of the listed here Ac generator Permanent magnet dc generator Battery Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS