Measurement and Instrumentation The rectifier instrument is not free from Frequency error All of the listed here Temperature error Wave shape error Frequency error All of the listed here Temperature error Wave shape error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read + 597 W. + 795 W. - 795 W. - 597 W. + 597 W. + 795 W. - 795 W. - 597 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In flux meter, the controlling torque is produced by spring. crossed coil mechanism. weight attached to the moving coil. not provided at all. spring. crossed coil mechanism. weight attached to the moving coil. not provided at all. 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 90° 0° 30° 120° 90° 0° 30° 120° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.73 0.84 0.65 1 0.73 0.84 0.65 1 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Induction type Moving coil type Hot wire type Moving iron type Induction type Moving coil type Hot wire type Moving iron type ANSWER DOWNLOAD EXAMIANS APP
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