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.Management Sciences
A. Weston frequency meter
B. reed vibrator frequency meter
C. heterodoxy frequency meter
D. electrical resonance frequency meter
Related Mcqs:
- The spring material used in a spring control device should have the following property?
- A. Should be non-magnetic B. Most be of low temperature co-efficient C. Should have low specific resistance D. Should not be subjected to fatigue E. All of the above...
- In a portable instrument, the controlling torque is provided by_____________?
- A. spring B. gravity C. eddy currents D. all of the above...
- To measure a resistance with the help of a potentiometer it is_________________?
- A. necessary to standardise the potentiometer B. not necessary to standardise the potentiometer C. necessary to use a volt ratio box in conjunction with the potentiometer D. none of the above...
- A phase shifting transformer is used in conjunction with_______________?
- A. D.C. potentiometer B. Drysdale potentiometer C. A.C. co-ordinate potentiometer D. Crompton potentiometer...
- Two holes in the disc of energy meter are drilled at the opposite sides of the spindle to_____________?
- A. improve its ventilation B. eliminate creeping at no load C. increase its deflecting torque D. increase its braking torque...
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