In an AC. co-ordinate potentiometer, the currents in the phase and quadrature potentiometer are adjusted to be_____________?

Related Mcqs:

Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured ?

A. Absolute instruments B. Indicating instruments C. Recording instruments D. Integrating instruments...

When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is____________?

A. short-circuited B. all right C. faulty...

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...

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...

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...