1.

Voltage regulation and efficiency of four transformers A, B, C & D are as given below:A - 5% regulation & 94% efficiency B - 2% regulation & 96% efficiencyC - 5% regulation & 97% efficiency D - 2% regulation & 97% efficiencyThe transformers that is good working conditions is:

A. C
B. B
C. D
D. A
Answer» D. A


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