The no-load current drawn by transformer is usually what per cent of the full-load current ?

Related Mcqs:

In a transformer the energy is conveyed from primary to secondary_________?

A. through cooling coil B. through air C. by the flux D. none of the above...

The no load current in a transformer lags behind the applied voltage by an angle of about_____________?

A. 180° B. 120″ C. 90° D. 75°...

The main reason for generation of harmonics in a transformer could be_______________?

A. fluctuating load B. poor insulation C. mechanical vibrations D. saturation of core...

Which of the following is the most likely source of harmonics in a transformer ?

A. poor insulation B. Overload C. loose connections D. Core saturation...

Which of the following parts of a transformer is visible from outside ?

A. Bushings B. Core C. Primary winding D. Secondary winding...