在公式1/R=1/R1+1/R2中,以下变形正确的是A.R=1/R1+1/R2B.R=R1R2/R1+R2C.R=R1+R2/R1R2D.R=R1+R2
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![在公式1/R=1/R1+1/R2中,以下变形正确的是A.R=1/R1+1/R2B.R=R1R2/R1+R2C.R=R1+R2/R1R2D.R=R1+R2](/uploads/image/z/8661286-46-6.jpg?t=%E5%9C%A8%E5%85%AC%E5%BC%8F1%2FR%3D1%2FR1%2B1%2FR2%E4%B8%AD%2C%E4%BB%A5%E4%B8%8B%E5%8F%98%E5%BD%A2%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AFA.R%3D1%2FR1%2B1%2FR2B.R%3DR1R2%2FR1%2BR2C.R%3DR1%2BR2%2FR1R2D.R%3DR1%2BR2)
在公式1/R=1/R1+1/R2中,以下变形正确的是A.R=1/R1+1/R2B.R=R1R2/R1+R2C.R=R1+R2/R1R2D.R=R1+R2
在公式1/R=1/R1+1/R2中,以下变形正确的是
A.R=1/R1+1/R2
B.R=R1R2/R1+R2
C.R=R1+R2/R1R2
D.R=R1+R2
在公式1/R=1/R1+1/R2中,以下变形正确的是A.R=1/R1+1/R2B.R=R1R2/R1+R2C.R=R1+R2/R1R2D.R=R1+R2
B.R=R1R2/R1+R2