Measurement and Instrumentation A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is 0.5 V 1.5 V 2 V 1 V 0.5 V 1.5 V 2 V 1 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is none of above. 1. 0.5. 0. none of above. 1. 0.5. 0. 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% ± 3.0% ±0.5% ± 1.5% ±3.5% ± 3.0% ±0.5% ± 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is ______ instrument. None of the listed here An integrating An indicating A recording None of the listed here An integrating An indicating A recording ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What are the SI units of mass, length and time respectively? g, m and s. kg, m and s. g, cm and s. kg, cm and s. g, m and s. kg, m and s. g, cm and s. kg, cm and s. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The function of shunt in an ammeter is to By pass the current None of the listed here Increase the sensitivity of the ammeter Increase the resistance of ammeter By pass the current None of the listed here Increase the sensitivity of the ammeter Increase the resistance of ammeter ANSWER DOWNLOAD EXAMIANS APP
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