Question:-
A single-phase transformer has a turns ratio of 1:2, and is connected to a purely resistive load as shown in the figure. The magnetizing current drawn is 1A, and the secondary current is 1A. If core losses and leakage reactance’s are neglected, the primary current is

Option (A)
1.41A
Option (B)
2A
Option(C)
2.24 A
Option(D)
3 A
Correct Option:
(C)
Question Solution:

I1 = Ö(4+1) = Ö5 = 2.24
question-answer-faq-2282