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A step-up transformer has transformation ratio of `3:2` what is the voltage in secondary if voltage in primary is `30V`?

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A step-up transformer has transformation ratio of `3:2` what is the voltage in secondary if voltage in primary is `30V`?
A. `45V`
B. `15V`
C. `90V`
D. `300V`
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Correct Answer - A
`(V_(s))/(V_(p))=(N_(s))/(N_(P))=kimplies(V_(s))/(30)=(3)/(2)impliesV_(s)=45V`
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