Measurement and Instrumentation Alternating current is measured by Permanent magnet type ammeter Electrostatic ammeter Moving iron repulsion type voltmeter Induction ammeter Permanent magnet type ammeter Electrostatic ammeter Moving iron repulsion type voltmeter Induction ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of high direct voltage, one would use _____ voltmeter. Electrostatic PMMC Moving iron Hot wire Electrostatic PMMC Moving iron Hot wire ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation It is found that 10A current passes through a resistor of 10°hms. The resistor has 5% tolerance . The error in measurement of current can be as high as 5%. What is max error in measurement of power, calculated from measured value of I and the nominal value of resistor? 200W 50W 100W 150W 200W 50W 100W 150W ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one the following statements is correct? The application of the instrument in wrong manner in the procedure of measurement results in a/an systematic error random error instrument error gross error systematic error random error instrument error gross error 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 Systematic errors are observational errors. instrument errors. All of these environmental errors. observational errors. instrument errors. All of these environmental errors. ANSWER DOWNLOAD EXAMIANS APP
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