问题
单项选择题
并联电路中的总电流等于各电阻中的()。
A、倒数之和
B、相等
C、电流之和
D、分配的电流与各电阻值成正比
答案
参考答案:C
并联电路中的总电流等于各电阻中的()。
A、倒数之和
B、相等
C、电流之和
D、分配的电流与各电阻值成正比
参考答案:C
阅读对话,选词填空。 | |
Santa: 1__________ Christmas! Ho! Ho! Ho! What would you like 2__________ Christmas, young man? Danny: Well, Santa, I 3__________ like a big, new car! Santa: A new car! Ho! Ho! Ho! That's 4__________! What would you like for Christmas? Li Ming: I 5__________ know. Santa: Ho! Ho! Ho! Would you like a new sweater? Li Ming: No, I would like a basketball. Santa: Oh! Ho! Ho! Ho! 6__________ great! |