For measurements on high voltage capacitors, the suitable bridge is_______________?

Related Mcqs:

1. 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

2. A universal RLC bridge uses_________________?

   A. Maxwell bridge configuration for measurement of inductance and De Santas bridge for measurement of capacitance
   B. Maxwell Wein bridge for measurement of inductance and modified De Santy’s bridge for measurement of capacitance
   C. Maxwell Wein bridge for measurement of inductance and Wein bridge for measurement of capacitance
   D. Any of the above

3. In a Schering bridge the potential of the detector above earth potential is______________?

   A. a few volts only
   B. 1 kV
   C. 5 kV
   D. 10 kV

4. If an inductance is connected in one arm of bridge and resistances in the remaining three arms____________?

   A. the bridge can always be balanced
   B. the bridge cannot be balanced
   C. the bridge can be balanced if the resistances have some specific values

5. In an Anderson bridge, the unknown inductance is measured in terms of_______________?

   A. known inductance and resistance
   B. known capacitance and resistance
   C. known resistance
   D. known inductance

6. Which of the following devices should be used for accurate measurement of low D.C. voltage ?

   A. Small range moving coil voltmeter
   B. D.C. potentiometer
   C. Small range thermocouple voltmeter
   D. None of the above

7. The operating voltage of a meggar is about_______________?

   A. 6 V
   B. 12 V
   C. 40 V
   D. 100 V

8. A voltage of about 200 V can be measured__________________?

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

9. 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

10. If the current in a capacitor leads the voltage by 80°, the loss angle of the capacitor is_________________?

    A. 10°
    B. 80°
    C. 120°
    D. 170°