The sum of all phase current in a star connected primary winding with no neutral connection is equal to___________?

Related Mcqs:

A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?

A. 30° to 150°. B. 30° to 180°. C. 60° to 120°. D. 60° to 180°....

Gate circuit or triggering circuit of a thyristor is

A. lower power circuit. B. high power circuit. C. magnetic circuit. D. may be low power or high power circuit...

Dynamic equalising circuit is useful____________?

A. To limit di / dt of SCR B. To limit dV / dt of SCR C. For voltage equalisation D. Both B and C...

For swept frequency measurements, the input impedance of the mismatched transmission line would vary with frequency as the electrical length of the transmission line would

A. Decrease with frequency B. Remains same with change in frequency C. Increase with frequency D. Either A. or B....

Advantages of HVDC transmission over AC system is / are____________?

a. Reversal of power can be controlled by firing angle b. Very good dynamic behavior c. They can link two AC system operating unsynchronized d. All of these...