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When a wire of uniform cross-section a, length l and resistance is bent into a complete circle, resistance between any two of diametrically opposite points will be :
  • a)
    R/8
  • b)
    R/2
  • c)
    4R
  • d)
    R/4
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
When a wire of uniform cross-sectiona, lengthland resistanceRis bent i...
The two half of the circle behave like two resistance
Both resistance  R1  and  R2  are in parallel combination
The correct answer is: R/4
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Most Upvoted Answer
When a wire of uniform cross-sectiona, lengthland resistanceRis bent i...
The two half of the circle behave like two resistance
Both resistance  R1  and  R2  are in parallel combination
The correct answer is: R/4
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When a wire of uniform cross-sectiona, lengthland resistanceRis bent into a complete circle, resistance between any two of diametrically opposite points will be :a)R/8b)R/2c)4Rd)R/4Correct answer is option 'D'. Can you explain this answer?
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