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GUJCET · Physics · Current Electricity

A uniform wire has resistance of \(24 \Omega\). It is bent in the form of a circle. The effective resistance between the two points on any diameter of the circle is _________.

  1. A \(12 \Omega\)
  2. B \(24 \Omega\)
  3. C \(6 \Omega\)
  4. D \(3 \Omega\)
Verified Solution

Answer & Solution

Correct Answer

(C) \(6 \Omega\)

Step-by-step Solution

Detailed explanation

(C)
The resistance of each semi circular part will be \(12 \Omega\).
image
Both \(12 \Omega\) are in parallel
\(R_{e q}=\frac{12 \times 12}{12+12}=6 \Omega\)