Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Moving iron voltmeter Induction type ammeter Permanent Magnet Type ammeter Moving iron ammeter Moving iron voltmeter Induction type ammeter Permanent Magnet Type ammeter Moving iron ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument should be Very heavy None of the listed here Either light or heavy Very light Very heavy None of the listed here Either light or heavy Very light ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Controlling device All of the listed here Damping device Deflecting device Controlling device All of the listed here Damping device Deflecting device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is 0° 30° 120° 90° 0° 30° 120° 90° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The scale of hot wire ammeter is Linear. Cramped. Non Linear. Absloute linear. Linear. Cramped. Non Linear. Absloute linear. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The function of shunt in an ammeter is to None of the listed here By pass the current Increase the resistance of ammeter Increase the sensitivity of the ammeter None of the listed here By pass the current Increase the resistance of ammeter Increase the sensitivity of the ammeter ANSWER DOWNLOAD EXAMIANS APP
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