In an ideal transformer turn ratio is 2 : 3. If input voltage is 100 V/60 Hz, then output voltage is

150 V/90 HZ

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150 V/40 HZ

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150 V/60 Hz

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66.6 V/60 HZ

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Solution

The correct option is B 150 V/60 Hz
$\frac{V_{1}}{V_{2}} = \frac{N_{1}}{N_{2}}$
$\Rightarrow \frac{100}{V_{2}} = \frac{2}{3}$
$\Rightarrow V_{2} = 100 \times \frac{3}{2} = 150 V$ and frequency does not change.

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In an ideal transformer turn ratio is 2 : 3. If input voltage is 100 V/60 Hz, then output voltage is

The correct option is B 150 V/60 HzV1V2=N1N2⇒100V2=23⇒V2=100×32=150 V and frequency does not change.

The correct option is B 150 V/60 Hz
$\frac{V_{1}}{V_{2}} = \frac{N_{1}}{N_{2}}$
$\Rightarrow \frac{100}{V_{2}} = \frac{2}{3}$
$\Rightarrow V_{2} = 100 \times \frac{3}{2} = 150 V$ and frequency does not change.