SOLUTION: The combined resistance of two resistors r1 and r2 in a parallel circuit is given by the formula: Rt = 1 ------- 1 1 --- + --- R1 R2 Thank you for

Question 65584: The combined resistance of two resistors r1 and r2 in a parallel circuit is given by the formula:
Rt = 1
-------
1 1
--- + ---
R1 R2
Thank you for the help
Found 2 solutions by Nate, checkley71:
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
Simplify? ....

Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
R=1/[(1/R1)+(1/R2)] SO IF THE TWO RESISTERS ARE 50 & 100 OHMS THEN
R=1/[(1/50)+1/100)]
R=1/[(2+1)/100]
R=1/(3/100)
R=1*(100/3)
R=100/3
R=33 1/3 OHMS.
------------------------------------------
IF BOTH RESISTERS ARE 500 OHMS THEN
R=1/[(1/500)+(1/500)]
R=1/(2/500)
R=1*500/2
R=500/2
R=250 OHMS.
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MERRY CHRISTMAS
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