题干

如图所示,在探究串联电路中的电压关系时,小华同学用电压表测出ab、bc、ac两端的电压分别为Uab=2V,Ubc=2V,Uac=4V,在表格中记录数据后,下一步应该做的是()

A:整理器材,结束实验

B:分析数据,得出结论

C:换用不同规格的小灯泡,再测出几组电压值

D:换用电压表的另一量程,再测出一组电压值

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答案(点此获取答案解析)

C

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