everyday science MCQ #50161

Two 8 Ω resistors are connected in parallel. What is the equivalent resistance?

everyday science MCQ #50161

  1. Question 1

    Q1. Two 8 Ω resistors are connected in parallel. What is the equivalent resistance?

    • A) 16 Ω
    • B) 8 Ω
    • C) 4 Ω
    • D) 2 Ω

    Answer: 4 Ω

    Explanation: For two identical resistors in parallel, the equivalent resistance is R/2 = 8/2 = 4 Ω. The general formula for parallel resistance is 1/R_eq = 1/R₁ + 1/R₂, which for equal resistors simplifies to R_eq = R/n where n is the number of identical resistors.