Measurement and Instrumentation The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ? ± 2.5% ± 1.5% ± 1% ±3.5% ± 2.5% ± 1.5% ± 1% ±3.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read + 597 W. - 795 W. + 795 W. - 597 W. + 597 W. - 795 W. + 795 W. - 597 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Schering bridge is used to measure which of the following? Frequency. Capacitance. Inductance. Resistance. Frequency. Capacitance. Inductance. Resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads 90V 111V 50V 100V 90V 111V 50V 100V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion(A): A low power factor wattmeter has special constructional features to ensure accurate measurment. Reason(R): Extension of wattmeter range in DC circuit can be easily done by using current and potential transformer A is true R is false. Both A and R is true and R is not correct explanation of A. A is false R is true. Both A and R is true and R is correct explanation of A C. A is true R is false. Both A and R is true and R is not correct explanation of A. A is false R is true. Both A and R is true and R is correct explanation of A C. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is linear. logarithmic. square law. expontial. linear. logarithmic. square law. expontial. ANSWER DOWNLOAD EXAMIANS APP
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