Measurement and Instrumentation Induction type single phase energy meters measure electric energy in Wh kWh kW VAR Wh kWh kW VAR ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the measured value and the true value is called gross error probable error absolute error relative error gross error probable error absolute error relative error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter Moving iron ammeter Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter Moving iron ammeter 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? 100W 200W 50W 150W 100W 200W 50W 150W ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If an inductance is connected in one arm of the bridge and resistance is the remaining three arms None of the listed here The bridge can always be balanced The bridge cannot be balanced The bridge can be balanced if the resistance have some specific values None of the listed here The bridge can always be balanced The bridge cannot be balanced The bridge can be balanced if the resistance have some specific values ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is 270 bar. 250 bar. 260 bar. 10 bar. 270 bar. 250 bar. 260 bar. 10 bar. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS