To improve the efficiency of an amplifier, you have to
A)reduce load power.
B)reduce the supply voltage.
C)decrease unwanted power losses.
D)increase the dc current.

Question

Quizplus · Accepted Answer

Decreasing unwanted power losses directly improves the efficiency of an amplifier by ensuring that more of the input power is converted into useful output power, rather than being wasted as heat or other forms of energy loss.

To Improve the Efficiency of an Amplifier, You Have to