PHYSICS / CIRCUITS
Calculate equivalent resistance of three ideal parallel resistors. Review the equation, substituted values, result, assumptions, and interpretation in one guided workspace.
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Calculate equivalent resistance of three ideal parallel resistors. The page evaluates the displayed equation from your supplied values and presents both symbolic and substituted KaTeX working so the arithmetic can be checked.
1/R=1/R1+1/R2+1/R3
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This ideal SI model excludes real losses, tolerances, uncertainty, and safety design.
Use internally consistent units and retain extra precision when carrying the result into another calculation.
Reviewed reference factors