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

Related Mcqs:

1. 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

2. 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

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

   A. Wein bridge
   B. Modified De Santy’s bridge
   C. Schering bridge
   D. Any of the above
   E. None of the above

4. 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

5. 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

6. Commonly used standard capacitor is______________?

   A. spherical type
   B. concentric cylindrical type
   C. electrostatic type
   D. multilayer parallel plate type

7. Resistances can be measured with the help of_______________?

   A. wattmeters
   B. voltmeters
   C. ammeters
   D. ohmmeters and resistance bridges
   E. all of the above

8. In order to achieve high accuracy, the slide wire of a potentiometer should be_______________?

   A. as long as possible
   B. as short as possible
   C. neither too small not too large
   D. very thick

9. In a Weston frequency meter, the magnetic axes of the two fixed coils are__________________?

   A. parallel
   B. perpendicular
   C. inclined at 60°
   D. inclined at 120°

10. Various adjustments in an energy meter include_______________?

    A. light load or friction
    B. lag and creep
    C. overload and voltage compensation
    D. temperature compensation
    E. all of the above