Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation It can be stated that CT operates with considerably lower flux density than a PT CT operates with a higher flux density than PT No generalisation can be made with regard to the flux densities in CT and PT CT operates at almost the same flux density as a PT CT operates with considerably lower flux density than a PT CT operates with a higher flux density than PT No generalisation can be made with regard to the flux densities in CT and PT CT operates at almost the same flux density as a PT ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 50 W. 0 W. 25 W. 100 W. 50 W. 0 W. 25 W. 100 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 200 V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 50 V. What is the limiting error? 5% 2% 4% 3% 5% 2% 4% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Schering bridge is used to measure which of the following? Frequency. Capacitance. Resistance. Inductance. Frequency. Capacitance. Resistance. Inductance. ANSWER DOWNLOAD EXAMIANS APP
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