Measurement and Instrumentation A 0 - 250V voltmeter has a guaranteed accuracy of 2% of full scale reading. What is the percentage of error if it measures 150V? 1% 3.33% 5% 2% 1% 3.33% 5% 2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ryall crest voltmeter is used for measurement of AC voltage of any form Low frequency voltage High DC voltage High AC voltage AC voltage of any form Low frequency voltage High DC voltage High AC voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure ac as well as dc power, we use Dynamometer wattmeter None of the listed here Sometimes induction and sometimes dynamometer wattmeter Induction wattmeter Dynamometer wattmeter None of the listed here Sometimes induction and sometimes dynamometer wattmeter Induction wattmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then Both X and Y are equally sensitive. Y is more sensitive. It would not be possible to assess the sensitivity on the basis of the given data. X is more sensitive. Both X and Y are equally sensitive. Y is more sensitive. It would not be possible to assess the sensitivity on the basis of the given data. X is more sensitive. 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 0° 30° 90° 120° 0° 30° 90° 120° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use None of these Fluid friction damping Eddy current damping Air friction damping None of these Fluid friction damping Eddy current damping Air friction damping ANSWER DOWNLOAD EXAMIANS APP
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