The Current in the Secondary Coil of a Step-Up Transformer

question 3

Multiple Choice

The current in the secondary coil of a step-up transformer is 1.25 A when the current in the primary coil is 0.30 A. Determine the turns ratio, N_s/N_p, of the transformer.

• A)5.6
• B)4.2
• C)0.24
• D)0.18
• E)0.12

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