Measurement and Instrumentation An electrodynamic meter can be used to measure DC voltage. DC current. both AC and DC voltage. AC volatge. DC voltage. DC current. both AC and DC voltage. AC volatge. 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 0.09 µF. 10 µF. 11 µF. 0.1 µF. 0.09 µF. 10 µF. 11 µF. 0.1 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is Standard ohm One ohm according to working standards One international ohm One ohm according to SI units Standard ohm One ohm according to working standards One international ohm One ohm according to SI units ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ? ±3.5% ±0.5% ± 3.0% ± 1.5% ±3.5% ±0.5% ± 3.0% ± 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The watt hour meter is ______ instrument. A recording An indicating An integrating A transfer A recording An indicating An integrating A transfer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The range of a moving iron ac ammeter is extended by None of the listed here Changing number of turns of operating coil A shunt A multiplier None of the listed here Changing number of turns of operating coil A shunt A multiplier ANSWER DOWNLOAD EXAMIANS APP
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