电阻的串联与并联

<p style="margin-top:27px;margin-right:0;margin-bottom:27px;margin-left:0;padding:0 0 0 0 ;line-height:28px"><br/></p><p style="margin-top:27px;margin-right:0;margin-bottom:27px;margin-left:0;padding:0 0 0 0 ;line-height:28px"><span style="font-family: 微软雅黑;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:微软雅黑">　　电阻串联要变大，总阻等于分阻和，</span><span style="font-family:微软雅黑">R=R1+R2。</span></span></p><p style="margin-top:27px;margin-right:0;margin-bottom:27px;margin-left:0;padding:0 0 0 0 ;line-height:28px"><span style="font-family: 微软雅黑;color: rgb(51, 51, 51);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:微软雅黑">　　电阻并联要变小，分阻倒和为倒总，</span><span style="font-family:微软雅黑">1/R=1/R1+1/R2。</span></span></p><p><br/></p>