The full-load copper loss of a trans¬former is 1600 W. At half-load, the copper loss will be___________?

Related Mcqs:

The efficiency of a transformer will be maximum when_____________?

A. copper losses = hysteresis losses B. hysteresis losses = eddy current losses C. eddy current losses = copper losses D. copper losses = iron losses...

Two transformers operating in parallel will share the load depending upon their____________?

A. leakage reactance B. per unit impedance C. efficiencies D. ratings...

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...

An ideal transformer is one which has_____________?

A. no losses and magnetic leakage B. interleaved primary and secondary windings C. a common core for its primary and secondary windings D. core of stainless steel and winding of pure copper metal E. none of the above...

The secondary of a current transformer is always short-circuited under operating conditions because it____________________?

A. avoids core saturation and high voltage induction B. is safe to human beings C. protects the primary circuit D. none of the above...