Measurement and Instrumentation The calibration of a voltmeter can be carried out by using A potentiometer. A function generator. An ammeter. A frequency meter. A potentiometer. A function generator. An ammeter. A frequency meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 50 Hz bar primary CT has a secondary with 500 turns. The secondary supplies 5 A current into a purely resistive burden of 1Ω. The magnetizing ampere-turn is 200. The phase angle between the primary and secondary current is 4.6o. 175.4o. 94.6o. 85.4o. 4.6o. 175.4o. 94.6o. 85.4o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 10MHz CRO has 5MHz sweep 10MHz horizontal oscillator 10MHz vertical oscillator 10MHz supply frequency 5MHz sweep 10MHz horizontal oscillator 10MHz vertical oscillator 10MHz supply frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Both current and potential transformers Pottential transformers Current transformers Power transformers Both current and potential transformers Pottential transformers Current transformers Power transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is 25.2% 1.2% 5.2% 10.2% 25.2% 1.2% 5.2% 10.2% 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 0.023mA 0.007mA 0.1mA 0.05mA 0.023mA 0.007mA 0.1mA 0.05mA ANSWER DOWNLOAD EXAMIANS APP
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