Measurement and Instrumentation The best type of meter moment is ______ moment. None of the listed here Iron- vane Dynamometer D'Arsonval None of the listed here Iron- vane Dynamometer D'Arsonval ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Figure show an RC potentiometer to measure AC voltage. It is desire that Vo/Vi should be independent of frequency. The value of C shoud be 0.1 µF. 0.09 µF. 11 µF. 10 µF. 0.1 µF. 0.09 µF. 11 µF. 10 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The error is high due to hysteresis effect The error is high due to eddy current effect The meter is calibrated for AC and it’s error for DC would be high The meter does not respond to DC signals The error is high due to hysteresis effect The error is high due to eddy current effect The meter is calibrated for AC and it’s error for DC would be high The meter does not respond to DC signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the none of these. dimension LT-1. both ‘a’ and ‘b’. speed of light. none of these. dimension LT-1. both ‘a’ and ‘b’. speed of light. ANSWER DOWNLOAD EXAMIANS APP
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. 0.6 lead. 0.917 lag. 0.917 lead. 0.6 lag. 0.6 lead. 0.917 lag. 0.917 lead. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 100 mA. 10 mA. 0.5 mA. 1mA. 100 mA. 10 mA. 0.5 mA. 1mA. ANSWER DOWNLOAD EXAMIANS APP
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