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When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is?

A.12 V

B.120 V

C.240 V

D.2,400 V

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When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is?

A.12 V

B.120 V

C.240 V

D.2,400 V

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