试题与答案

(6分)(2012年2月江西重点中学联盟第一次联考)(1)将多用表的选择开关置于

题型:实验题

题目:

(6分)(2012年2月江西重点中学联盟第一次联考)(1)将多用表的选择开关置于欧姆档位置时,则其内部等效简化电路图正确的是( )

(2)关于使用多用表时下列操作正确的是( )

A.用多用表测电压时,要将红表笔接高电势点

B.用多用表测电流时,应将多用表串联接入电路

C.用多用表测电阻时,要选择档位倍率,使表头指针偏转角度尽可能大

D.用多用表测电阻时,每换一次档位倍率都需要重新进行欧姆调零

答案:

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A.to

B.for

C.with

D.as

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