Ideal Transformer Example

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An idea transformer has a 275-turn primary and 825-turn secondary. The primary is connected to a 200-V, 60-Hz source. The secondary supplies a load of 5 A at a lagging power factor of 0.5. Find the turns-ratio, the current in the primary, the power supplied to the load, and the flux in the core.

Solution

(A)


(B) Because , the current in the primary is...



(C)


Therefore, the power supplied to the load is...



(D)

Author

Kyle Lafferty

Reviewers

Aric Vyhmeister Erik Biesenthal

Readers

Aric Vyhmeister