Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Aluminium Copper Soft steel Silver Aluminium Copper Soft steel Silver ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the approximate input impedance of a CRO? 0 10 MΩ 100 MΩ 1 MΩ 0 10 MΩ 100 MΩ 1 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage 2 %. 1 %. 3.33 %. 2.66 %. 2 %. 1 %. 3.33 %. 2.66 %. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The best type of meter moment is ______ moment. D'Arsonval Dynamometer Iron- vane None of the listed here D'Arsonval Dynamometer Iron- vane None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to The current through coil Square-root of current through coil Square of current through coil Sine of measured The current through coil Square-root of current through coil Square of current through coil Sine of measured ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of All of above. Resistance of connecting leads. Thermoelectric emfs. Contact resistance. All of above. Resistance of connecting leads. Thermoelectric emfs. Contact resistance. ANSWER DOWNLOAD EXAMIANS APP
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