【简答题】如图所示电路中,a、b间的等效电阻Rab= ____Ω。
【简答题】电路如图所示,试求独立电压源电流、独立电流源电压以及受控电流源电压。
【单选题】X: Excuse me, could you please show me the nearest way to the library? Y: Sorry, I’m new here, too. Question: What does Y's response indicate?
A.
Y doesn’t know the way.
D.
Y lives near the library.
【单选题】--- Excuse me, I was told I could find Professor Li here. --- And you ______. Anything I can do for you?