Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.65 0.73 0.84 1 0.65 0.73 0.84 1 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide None of the listed here Friction compensation Creep compensation Breaking torque None of the listed here Friction compensation Creep compensation Breaking torque ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following is a variable displacement transducer? tachometer None of these synchros potentiometer tachometer None of these synchros potentiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Induction type Hot wire type Moving iron type Moving coil type Induction type Hot wire type Moving iron type Moving coil type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The EMF of Weston standard cell is measured using Moving- iron meter Digital Volt meter Moving-coil meter Potentiometer Moving- iron meter Digital Volt meter Moving-coil meter Potentiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Schering bridge is used to measure which of the following? Resistance. Capacitance. Inductance. Frequency. Resistance. Capacitance. Inductance. Frequency. ANSWER DOWNLOAD EXAMIANS APP
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