The ratio of maximum displacement deviation to full scale deviation of the instrument is called_______________? A. static sensitivity B. dynamic deviationC. linearity D. precision or accuracy
A multirangq instrument has________________? A. multiple shunt or series resistances inside the meter B. multicoii arrangement C. variable turns of coil D. multi range meters inside the measurement system E. any of the above
The principle on which vector voltmeter is based is_____________? A. that it works on the principle of complex variation B. that it measures the response of linear ramp voltage C. same as digital meterD. that it measures the amplitude of…
In an energy meter braking torque is produced to________________? A. safe guard it against creep B. brake the instrument C. bring energy meter to stand stillD. maintain steady speed and equal to driving torque
The power of a n-phase circuit can be measured by using a minimum of_______________? A. (n – 1) wattmeter elements B. n wattmeter elements C. (n + 1) wattmeter elements D. 2n wattmeter elements
Which of the following is measured by using a vector voltmeter ? A. Amplifier gain and phase shift B. Filler transfer functions C. Complex insersion lossD. All of the above
Various adjustments in an energy meter include_______________? A. light load or friction B. lag and creep C. overload and voltage compensation D. temperature compensationE. all of the above
An instrument transformer is used to extend the range of______________? A. induction instrument B. electrostatic instrument C. moving coil instrument D. any of the above
The rectifier instrument is not free from_______________? A. temperature error B. wave shape errorC. frequency error D. all of the above
Most sensitive galvanometer is_____________? A. elastic galvanometer B. vibration galvanometer C. Duddlb galvanometerD. spot ballistic galvanometer