Measurement and Instrumentation A wattmeter reads 30.34 W. The absolute error in the measurement is - 2.22 W. What is the true value of power? None of these 28.12 W. 32.56 W . 25.45 W. None of these 28.12 W. 32.56 W . 25.45 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have Independence of ambient temperature Absence of frequency error High degree of measuring accuracy High sensitivity Independence of ambient temperature Absence of frequency error High degree of measuring accuracy High sensitivity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 150o. 105.6o. 30o. 63.25o. 150o. 105.6o. 30o. 63.25o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ movement is most expensive. Moving iron None of the listed here D'Arsonval movement Dynamometer Moving iron None of the listed here D'Arsonval movement Dynamometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance 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. Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Schering bridge is used to measure which of the following? Capacitance. Inductance. Frequency. Resistance. Capacitance. Inductance. Frequency. Resistance. ANSWER DOWNLOAD EXAMIANS APP
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