An instrument transformer is used to extend the range of______________?

Related Mcqs:

1. 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...

2. 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...

3. Which of the following essential features is possessed by an indicating instrument ?

   A. Deflecting device B. Controlling device C. Damping device D. All of the above...

4. is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another_______________?

   A. Tangent galvanometer B. Meggar C. Current transformer D. None of the above...

5. The disc of an instrument using eddy current damping should be of________________?

   A. conducting and magnetic material B. non-conducting and magnetic material C. conducting and non-magnetic material D. none of the above...

6. In a portable instrument, the controlling torque is provided by_____________?

   A. spring B. gravity C. eddy currents D. all of the above...

7. The gravity controlled instrument has crowded scale because current is proportional to________________?

   A. balancing weight B. deflection angle C. sine of deflection angle...

8. The rectifier instrument is not free from_______________?

   A. temperature error B. wave shape error C. frequency error D. all of the above...

9. 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...

10. 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...