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

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 $^{\circ}$