本题目来源于试卷: Combine Problems，类别为 美国物理杯赛(Physics Bowl)
[单选题]
01.21: Five identical light bul u/s; pt9oe mdnh:o s(2bs each, 9 x )sk zw/d1seh4*f2hcjh8otpt- pr7 with a resistance of 10 ohms, are connected in rtk9cpsdptxwfh/hh e j*z -817o)42 s a simple electrical circuit with a switch and a 10 volt battery as shown in the diagram below.
The steady current in the above circuit would be closest to which of the following values?
A. 0.2 A
B. 0.37 A
C. 0.5 A
D. 2.0 A
E. 5.0 A
参考答案: B
本题详细解析:
暂无
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