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Turns Ratio

The turns rat...

Question

The turns ratio of a transformer is 15 and the primary AC voltage is 9 V. What is the secondary voltage of the coil?

A

6 V

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B

0.6 V

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C

1.2 V

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D

18 V

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Solution

The correct option is B
0.6 V

Given: Turns ratio = 15 and $V_{p}$ = 9 V, $V_{s}$ = ?

We know that, turn ratio = $\frac{V_{p}}{V_{s}}$
So, V_s = $\frac{V_{p}}{Turn ratio}$
i.e. V_s = $\frac{9}{15}$ = 0.6 V

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