問題詳情

33. PWM 之術語表示：
(A) A change in signal strength from high to low
(B) Used to calculate transmission slippage
(C) Changing the duty cycle signal
(D) Changing a signal from hertz to cycles

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)