In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of_________________? August 11, 2021June 28, 2018 by admin 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