Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 5.78 A. 4 A. 4.47 A. 2 A. 5.78 A. 4 A. 4.47 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Permanent Magnet Type ammeter Moving iron voltmeter Moving iron ammeter Induction type ammeter Permanent Magnet Type ammeter Moving iron voltmeter Moving iron ammeter Induction type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The operating voltage of a megger is about 40 V 6 V 12 V 100 V 40 V 6 V 12 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of a single phase 240 V induction watthour meter is 400 revolutions per KWh. The speed of the meter disc for a current of 10 Amperes of 0.8 p.f lagging will be 21.1 rpm. 12.8 rpm. 16.02 rpm. 18.2 rpm. 21.1 rpm. 12.8 rpm. 16.02 rpm. 18.2 rpm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 0.5 mA. 1mA. 10 mA. 100 mA. 0.5 mA. 1mA. 10 mA. 100 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which meter is suitable for the measurement of 10mV at 50MHz? VTVM CRO Moving iron voltmeter Moving coil voltmeter VTVM CRO Moving iron voltmeter Moving coil voltmeter ANSWER DOWNLOAD EXAMIANS APP
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