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In a single phase transformer,the no-load current lags the applied voltage by __________

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In a single phase transformer,the no-load current lags the applied voltage by __________

(a) 90°

(b) about 75°

(c) 0

(d) about 110°

I have been asked this question in class test.

Asked question is from Transformer Phasor Diagram topic in portion Transformers of Electrical Machines

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Best answer
Correct choice is (b) about 75°

For explanation: Check the phasor diagram.

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