Measurement and Instrumentation Instrument transformers are Power transformers Both current and potential transformers Pottential transformers Current transformers Power transformers Both current and potential transformers Pottential transformers Current transformers 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 120° 30° 90° 0° 120° 30° 90° 0° 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 2V. Zero. √2V. 2√2V. 2V. Zero. √2V. 2√2V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is very high. small. ideally zero. high. very high. small. ideally zero. high. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for momentum? change of velocity / time mass × acceleration mass × velocity force × displacement change of velocity / time mass × acceleration mass × velocity force × displacement ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is ______ instrument. An indicating A recording None of the listed here An integrating An indicating A recording None of the listed here An integrating ANSWER DOWNLOAD EXAMIANS APP
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