Measurement and Instrumentation Alternating current is measured by Electrostatic ammeter Induction ammeter Moving iron repulsion type voltmeter Permanent magnet type ammeter Electrostatic ammeter Induction ammeter Moving iron repulsion type voltmeter Permanent magnet type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of Resistance of connecting leads. Contact resistance. All of above. Thermoelectric emfs. Resistance of connecting leads. Contact resistance. All of above. Thermoelectric emfs. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An instrument to be used for measurement and control should preferably have Linear output and fast response A highly damped response Dead zone and dead time Non-linear output Linear output and fast response A highly damped response Dead zone and dead time Non-linear output ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. None of above. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. None of above. Voltmeter having sensitivity of 10 KW/V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is 150∠30° ohm. 400∠-90° ohm. 300∠90° ohm. 600∠-150° ohm. 150∠30° ohm. 400∠-90° ohm. 300∠90° ohm. 600∠-150° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a dynamometer wattmeter, the moving coil is the Current coil Current coil and potential coil None of the listed here Potential coil Current coil Current coil and potential coil None of the listed here Potential coil ANSWER DOWNLOAD EXAMIANS APP
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