Measurement and Instrumentation Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is 0.6 lag. 0.917 lag. 0.6 lead. 0.917 lead. 0.6 lag. 0.917 lag. 0.6 lead. 0.917 lead. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The absolute measurement of resistance is done by Lorenz method Rayleigh method Bridge Method Ohm’s law method Lorenz method Rayleigh method Bridge Method Ohm’s law method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is 0.1mA 0.05mA 0.007mA 0.023mA 0.1mA 0.05mA 0.007mA 0.023mA ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240×10-6 N-m on full scale. If magnetic flux density is 1Wb/m2 range of meter is 3 mA. 1 mA. 4 mA. 2 mA. 3 mA. 1 mA. 4 mA. 2 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide None of the listed here Creep compensation Friction compensation Breaking torque None of the listed here Creep compensation Friction compensation Breaking torque ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is resolution. precision. sensitivity. accuracy. resolution. precision. sensitivity. accuracy. ANSWER DOWNLOAD EXAMIANS APP
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