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Which of the following assumptions about the transformer supports the fact that the instantaneous power input and output

Posted: Thu Jul 14, 2022 10:14 am
by answerhappygod
I. Zero winding resistance
II. Constant permeability
III. Constant core losses
Iv. Zero leakage reactance
a) I,II,III,IV
b) III,IV
c) I,III
d) I,IV