本题目来源于试卷: .Resistor.，类别为 美国物理杯赛(Physics Bowl)
[单选题]
02.23: An ideal batt 5 6ev5q.l epuc4jz ao8f irjoh.*x;bwj9h0 .v ery, an ideal ammeter, a switch and three resistors are connected as shown. With the switch wj*b;xi hvj.0ohf 9.r open as shown in the diagram the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?
A. $1.1A$
B. $1.7 A$
C. $2.0 A$
D. $2.3 A$
E. $3.0 A$
参考答案: D
本题详细解析:
暂无
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