Which of the following properties is not necessarily desirable for the material for transformer core ?

Related Mcqs:

Primary winding of a transformer________________?

A. is always a low voltage winding B. is always a high voltage winding C. could either be a low voltage or high voltage winding D. none of the above...

The purpose of providing iron core in a step-up transformer is?

A. to provide coupling between primary and secondary B. to increase the magnitude of mutual flux C. to decrease the magnitude of mag-netizing current D. to provide all above features...

The transformer ratings are usually expressed in terms of______________?

A. volts B. amperes C. kW D. kVA...

A transformer can have zero voltage regulation at______________?

A. leading power factor B. lagging power factor C. unity power factor D. zero power factor...

In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of_________________?

A. less than 15 A B. more than 15 A C. 15 A D. none of the above...