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Zener Diode as Voltage Stabilizer

can a transfo...

Question

can a transformer be used to step up or step down a D.C voltage.justify

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Solution

A transformer cannot be used for direct current. Only AC can be used with a transformer. Thus, we cannot use a transformer to step up or step down a DC voltage.

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\frac{E_{p}}{E_{s}} = \frac{n_{s}}{n_{p}}

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