Diketahui rumus 1/R=1/R1+1/R2+1/R3 apabila R3=8 R =5 dan R2=2 R1 maka R1 adalah
1/R=1/R1+1/R2+1/R3
1/5 = 1/R1+1/2R1+1/8
8R1/40R1 = (40+20+5R1)/40R1 》》×40R1
8R1 = 40+20+5R1
8R1-5R1 = 40+20
3R1 = 60
R1 = 60/3
R1 = 20
Diketahui rumus 1/R=1/R1+1/R2+1/R3 apabila R3=8 R =5 dan R2=2 R1 maka R1 adalah
1/R=1/R1+1/R2+1/R3
1/5 = 1/R1+1/2R1+1/8
8R1/40R1 = (40+20+5R1)/40R1 》》×40R1
8R1 = 40+20+5R1
8R1-5R1 = 40+20
3R1 = 60
R1 = 60/3
R1 = 20