The turn ratio of transformers is given as $2 : 3$ . If the current through the primary coil is $3 A$ , thus calculate the current through load resistance.

1 A

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4.5 A

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2 A

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1.5 A

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Solution

The correct option is C $2 A$
Transformation ratio, $\frac{I_{P}}{I_{S}} = \frac{n_{S}}{n_{p}}$
i.e. $\frac{3}{I_{S}} = \frac{3}{2}$ or, $I_{S} = 2 A$

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The turn ratio of transformers is given as 2:3. If the current through the primary coil is 3A, thus calculate the current through load resistance.

The correct option is C 2ATransformation ratio, IPIS=nSnpi.e. 3IS=32 or, IS=2A

The turn ratio of transformers is given as $2 : 3$ . If the current through the primary coil is $3 A$ , thus calculate the current through load resistance.

The correct option is C $2 A$
Transformation ratio, $\frac{I_{P}}{I_{S}} = \frac{n_{S}}{n_{p}}$
i.e. $\frac{3}{I_{S}} = \frac{3}{2}$ or, $I_{S} = 2 A$