An induction wattmeter can be used for_________________?

Related Mcqs:

Which of the following properties a damping oil must possess ?

A. Must be a good insulator B. Should be non-evaporating C. Should not have corrosive action upon the metal of the vane D. The viscosity of the oil should not change with the temperature E. All of the above...

For handling greater currents induction wattmeters are used in conjunction with______________?

A. potential transformers B. current transformers C. power transformers D. either of the above E. none of the above...

The stator of phase shifting transformer for use in conjunction with an A.C. potentiometer usually has a _________________?

A. single-phase winding B. two-phase winding C. three-phase winding D. any of the above...

In a single phase power factor meter the phase difference between the currents in the two pressure coils is___________________?

A. exactly 0° B. approximately 0° C. exactly 90° D. approximately 90°...

The ratio of maximum displacement deviation to full scale deviation of the instrument is called_______________?

A. static sensitivity B. dynamic deviation C. linearity D. precision or accuracy...