What is the expression for the magnetizing component (I m ) of the no-load current (I 0 ) in a transformer, where V 1 is the primary applied voltage and φ 0 is the no-load phase angle?

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Physics · Electromagnetic Induction and Alternating Current

What is the expression for the magnetizing component (I m ) of the no-load current (I 0 ) in a transformer, where V 1 is the primary applied voltage and φ 0 is the no-load phase angle?

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I m = I 0 sin(φ 0 ), lagging V 1 by 90°

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Answer 1

I m = I 0 cos(φ 0 ), lagging V 1 by 90°

Answer 2

I m = I 0 cos(φ 0 ), leading V 1 by 90°

Answer 3

I m = I 0 sin(φ 0 ), leading V 1 by 90°

Answer 4

I m = I 0 sin(φ 0 ), lagging V 1 by 90°

What is the expression for the magnetizing component (I m ) of the no-load current (I 0 ) in a transformer, where V 1 is the primary applied voltage and φ 0 is the no-load phase angle?

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What is the expression for the magnetizing component (I m ) of the no-load current (I 0 ) in a transformer, where V 1 is the primary applied voltage and &phi; 0 is the no-load phase angle?

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What is the expression for the magnetizing component (I m ) of the no-load current (I 0 ) in a transformer, where V 1 is the primary applied voltage and φ 0 is the no-load phase angle?