【判断题】奥运会的宗旨(精神)是:“更快!更高!更强!”
【单选题】已知有源二端网络的开路电压为 10V ,短路电流 5A ,则把一个 电阻接到该网络, R 上的电压为( )。
【简答题】A.It s Friday. B.It matches me well. C.I bought it in thedepartment store. D.Sorry, I dont know,
【简答题】A.Yes, it is. B.It s perfect. C.I dont like it. D.No, it isnt.
【单选题】A.It s too late. B.It s not yet eight. C.It s already ten o clock. ###SX
C.
It s already ten o clock.
【简答题】一个有源二端网络的开路电压为4V,短路电流为2A,则等效电压源为; = V, = Ω 。
【判断题】千分尺使用前需要校准零位,游标卡尺不用校准零位。
【简答题】A.Yes, I live here. B.Yes, it s the railway station. C.No, it s not very far. D.20 minutes walk.