Measurement and Instrumentation Which of following statement are correct in case of power factor meter? It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Basically potential meter is a device for Measuring a voltage Measuring a current Comparing two currents Comparing two voltages Measuring a voltage Measuring a current Comparing two currents Comparing two voltages 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 0. none of above. 1. 0.5. 0. none of above. 1. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A dynamometer wattmeter can be used for Any of the listed here AC only Both DC and AC DC only Any of the listed here AC only Both DC and AC DC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The Metric System is also called as: SI None of these CGS MKS system SI None of these CGS MKS system ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is Zero. 2V. 2√2V. √2V. Zero. 2V. 2√2V. √2V. ANSWER DOWNLOAD EXAMIANS APP
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