engineering physics MCQ #959

A wire of resistance R is bent into a circle. The resistance between two points on the circumference is

engineering physics MCQ #959

  1. Question 1

    Q1. A wire of resistance R is bent into a circle. The resistance between two points on the circumference is

    • A) R/2
    • B) R/4
    • C) R
    • D) R/2π

    Answer: R/4

    Explanation: The wire is divided into two equal parts, each with resistance R/2, and these are in parallel, giving R/4.