小刚在“测量导体电阻”的实验中,连接了如图15所示的电路图。 (

小刚在“测量导体电阻”的实验中,连接了如图15所示的电路图。

1)小刚没有连接完整,请你在图15中用笔画线代替导线将电路连接完整,其中电阻R是待测电阻。要求:电压表用03V量程,滑动变阻器的滑片向右滑动时滑动变阻器的电阻值变大;

2)连接好电路后,闭合开关,调整滑动变阻器,电流表与电压表的示数如图16所示,电压表的读数为 _________ V,电阻R的电阻值为 ________ Ω。

答案

                                   

1.15.5

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