Measurement and Instrumentation A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read 0 A None of the listed here 2.5 A 5 A 0 A None of the listed here 2.5 A 5 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Thermocouple Dynamometer Hot wire Moving iron Thermocouple Dynamometer Hot wire Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a dynamometer wattmeter, the moving coil is the Current coil None of the listed here Current coil and potential coil Potential coil Current coil None of the listed here Current coil and potential coil Potential coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Swamping resistance is used to compensate none of these. error due to strong magnetic field. both A and B. error due to temperature true variations. none of these. error due to strong magnetic field. both A and B. error due to temperature true variations. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The EMF of Weston standard cell is measured using Digital Volt meter Moving-coil meter Moving- iron meter Potentiometer Digital Volt meter Moving-coil meter Moving- iron meter Potentiometer ANSWER DOWNLOAD EXAMIANS APP
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 ? ± 1% ± 1.5% ± 2.5% ±3.5% ± 1% ± 1.5% ± 2.5% ±3.5% ANSWER DOWNLOAD EXAMIANS APP
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