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A step-up transformer has transformation...

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

A

45 V

B

15 V

C

90 V

D

300 V

Text Solution

Verified by Experts

The correct Answer is:
A
`K=(n_(S))/(n_(P))=(e_(S))/(e_(P))`
`e_(S)=Kxxe_(P)=(3)/(2)xx30=45V`
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