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A Series LR Circuit Dissipates 60 W ∘^{\circ} B) 25 ∘^{\circ} C) 60

Question 67

Multiple Choice

A series LR circuit dissipates 60 W.The circuit is powered by a 120 V rms 60 Hz supply.If the current is 2.0 A rms,what is the phase constant?


A) 14 ∘^{\circ}
B) 25 ∘^{\circ}
C) 60 ∘^{\circ}
D) 70 ∘^{\circ}
E) 76 ∘^{\circ}

Correct Answer:

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