Measurement and Instrumentation A wattmeter reads 30.34 W. The absolute error in the measurement is - 2.22 W. What is the true value of power? 25.45 W. 28.12 W. None of these 32.56 W . 25.45 W. 28.12 W. None of these 32.56 W . ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the standard unit for length ? Kilometer Centimeter Inch Meter Kilometer Centimeter Inch Meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electrodynamic meter can be used to measure both AC and DC voltage. DC voltage. DC current. AC volatge. both AC and DC voltage. DC voltage. DC current. AC volatge. 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? 0.65 1 0.84 0.73 0.65 1 0.84 0.73 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for None of the listed here AC only DC only Both DC& AC None of the listed here AC only DC only Both DC& AC ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of inductance having high value, we should use Hay's bridge Maxwell's bridge Maxwell wein bridge Any of the listed here Hay's bridge Maxwell's bridge Maxwell wein bridge Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
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