Measurement and Instrumentation A moving coil permanent magnet instrument can be used as ______ by using a low resistance shunt. Flux meter Voltmeter Ballastic galvanometer Ammeter Flux meter Voltmeter Ballastic galvanometer Ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following statement are correct in case of power factor meter? Both B and C. The restoring torque is provided by a controlling torque. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. Both B and C. The restoring torque is provided by a controlling torque. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. ANSWER DOWNLOAD EXAMIANS APP
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 2.5 A 5 A None of the listed here 0 A 2.5 A 5 A None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because None of these Current will decrease resistance Voltage source will increase resistance The ohmmeter has its own internal battery None of these Current will decrease resistance Voltage source will increase resistance The ohmmeter has its own internal battery ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have Absence of frequency error Independence of ambient temperature High sensitivity High degree of measuring accuracy Absence of frequency error Independence of ambient temperature High sensitivity High degree of measuring accuracy 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. 1. 0.5. none of above. 0. 1. 0.5. none of above. ANSWER DOWNLOAD EXAMIANS APP