摘要:A.WAB>WAC B.WAD>WAB C.WAC>WAD D.WAB=WAC
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如下图所示,B.C.D三点都在以点电荷+Q为圆心,半径为R的圆弧上,将一试探电荷从A点分别移到B、C、D各点时,电场力做功是
A.WAB>WAC B.WAD>WAB
C.WAC>WAD D.WAB=WAC
查看习题详情和答案>>在点电荷+Q的电场中,将一检验电荷q从A点分别移动到B、C、D各点时,电场力做功情况是
[ ]
A.
WAB>WAC;
B.
WAD>WAB;
C.
WAC>WAD;
D.
WAB=WAC=WAD;
如图所示,B、C、D三点都在以点电荷+Q为圆心,半径为r的圆弧上,将一试探电荷从A点分别移到B、C、D各点时,电场力做功是
[ ]
A.WAB>WAC
B.WAD>WAB
C.WAC>WAD
D.WAB=WAC