Three Resistors with Values R₁, R₂, and R₃, Respectively, Are

question 1

Multiple Choice

Three resistors with values R₁, R₂, and R₃, respectively, are connected in parallel. Which of the following expresses the total resistance, R_T, of the three resistors when connected in parallel?

• A) R_T = (1/R₁ + 1/R₂ + 1/R₃)
• B) R_T = R₁ = R₂ = R₃
• C) R_T = R₁ + R₂ + R₃
• D) R_T = (1/R₁ + 1/R₂ + 1/R₃) ^{- 1}

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