L Layal New member Feb 1, 2009 #1 A stereo system draws 2.4 A at 120 V. The audio output power is 50 W. a- How much power is lost in the form of heat in the system? b- What is the efficiency of the system?
A stereo system draws 2.4 A at 120 V. The audio output power is 50 W. a- How much power is lost in the form of heat in the system? b- What is the efficiency of the system?