Measurement and Instrumentation Schering bridge is used to measure which of the following? Inductance. Resistance. Frequency. Capacitance. Inductance. Resistance. Frequency. Capacitance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For power measurement of three phase circuit by two wattmeter method, when the value of power factor is less than 0.5 lagging Both give the same readings Pressure coil of the wattmeter will become ineffective. One of the wattmeters will read zero One of the wattmeter connections will have to be reversed Both give the same readings Pressure coil of the wattmeter will become ineffective. One of the wattmeters will read zero One of the wattmeter connections will have to be reversed ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because The precision in measurment is independent of the type of the defector used. It is possible to standardize before a measurement is undertaken. None of above. It is based on null balance technique. The precision in measurment is independent of the type of the defector used. It is possible to standardize before a measurement is undertaken. None of above. It is based on null balance technique. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is expontial. square law. logarithmic. linear. expontial. square law. logarithmic. linear. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most accurate measurement of unknown resistance will be by Voltmeter and ammeter Potentiometer Ohmmeter Wheatstone bridge Voltmeter and ammeter Potentiometer Ohmmeter Wheatstone bridge ANSWER DOWNLOAD EXAMIANS APP
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