题目内容
(请给出正确答案)
[主观题]
Amplifier ac input and output voltages are ______
A、always 180° out of phase
B、180° out of phase in all but one amplifier configuration
C、in phase in all but one amplifier configuration
D、always in phase
提问人:网友pandun90780
发布时间:2022-01-06