试题与答案

按照下列要求在下边空白处画出电路图. (1)灯L1和灯L2并联. (2)开关S2

题型:问答题

题目:

按照下列要求在下边空白处画出电路图.

(1)灯L1和灯L2并联.

(2)开关S2控制整个电路,S1控制L1电路.

(3)电流表A1测干路电流,电流表A2测通过灯L2的电流.

(4)电压表V测灯L1两端的电压.

答案:

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