Measurement and Instrumentation The watt hour meter is ______ instrument. An integrating An indicating A recording A transfer An integrating An indicating A recording A transfer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC instrument can be used as flux meter By making control springs of large moment of inertia By using a low resistance shunt By using a high series resistance By eliminating the control springs By making control springs of large moment of inertia By using a low resistance shunt By using a high series resistance By eliminating the control springs 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 150W 50W 100W 200W 150W 50W 100W ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be High Almost zero Low None of the listed here High Almost zero Low None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Ammeters only Voltmeters only Both ammeter and voltmeter Wattmeter only Ammeters only Voltmeters only Both ammeter and voltmeter Wattmeter only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A first order instrument is characterized by Static sensitivity, damping coefficient and natural frequency of oscillations Static sensitivity and time constant Static sensitivity and damping coefficient Time constant only Static sensitivity, damping coefficient and natural frequency of oscillations Static sensitivity and time constant Static sensitivity and damping coefficient Time constant only ANSWER DOWNLOAD EXAMIANS APP
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