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| 1. |
Prove that 1\\R+1\\R2+1\\R3=1\\R |
| Answer» Its to easy....According to ohm\'s lawV=IRV\\R=IV\\R1=I1V\\R2=I2V\\R3=I3Total currentI=I1+I2+I3V\\R=V(1\\R1+1\\R2+1\\R3)=1\\R=1\\R1+1\\R2+1\\R3. Proved | |