The desirable static characteristics of a measuring system are______________?

Related Mcqs:

1. To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken_______________?

   A. from a source which is not the same as the unknown voltage
   B. from a battery
   C. from the same source as the unknown voltage
   D. any of the above

2. Most common form of A.C. meters met with in every day domestic and industrial installations are______________?

   A. mercury motor meters
   B. commutator motor meters
   C. induction type single phase energy meters
   D. all of the above

3. For measuring a very high resistance we should use_______________?

   A. Kelvin’s double bridge
   B. Wheat stone bridge
   C. Meggar
   D. None of the above

4. For measuring current at high frequency we should use_______________?

   A. moving iron instrument
   B. electrostatic instrument
   C. thermocouple instrument
   D. none of the above

5. The use of _________ instruments is merely confined within laboratories as standardizing instruments?

   A. absolute
   B. indicating
   C. recording
   D. integrating
   E. 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. A direct current can be measured by________________?

   A. a D.C. potentiometer directly
   B. a D.C. potentiometer in conjunction with a standard resistance
   C. a D.C. potentiometer in conjunction with a volt ratio box
   D. none of the above

8. 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

9. To measure radio frequency, the suitable frequency meter is_______________?

   A. Weston frequency meter
   B. reed vibrator frequency meter
   C. heterodoxy frequency meter
   D. electrical resonance frequency meter

10. 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