本题目来源于试卷: Physics Unit19: DC Circuits,类别为 通用国际物理
[单选题]
An ideal ammeter show6l1;: /ruchsb po4gr vnwv3r-wm0gj4 ;zl 0kuld
A. have a high coil resistance.
B. introduce a very small series resistance into the circuit whose current is to be measured.
C. introduce a very large series resistance into the circuit whose current is to be measured.
D. consist of a galvanometer in series with a large resistor.
参考答案: B
本题详细解析:
暂无
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