Measurement and Instrumentation In a single phase energy meter, braking torque is provided by Permanent magnet Fluid friction Air friction None of the listed here Permanent magnet Fluid friction Air friction None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Power transformers Pottential transformers Both current and potential transformers Current transformers Power transformers Pottential transformers Both current and potential transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used instruments in power system measurement are Moving coil or iron Induction Rectifier Electrostatic Moving coil or iron Induction Rectifier Electrostatic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument should be Very light Very heavy Either light or heavy None of the listed here Very light Very heavy Either light or heavy None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In the bridge given in the figure, the reading of the high impedance voltmeter is 4.20 V. 6.66 V. - 3.33 V. Zero. 4.20 V. 6.66 V. - 3.33 V. Zero. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is One ohm according to working standards One ohm according to SI units Standard ohm One international ohm One ohm according to working standards One ohm according to SI units Standard ohm One international ohm ANSWER DOWNLOAD EXAMIANS APP
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