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The effective resistance between points P and Q of the electrical circuit shown in the figure is
  • a)
    2Rr/R+r
  • b)
    8R(R+r)/3R+r
  • c)
    2r+4R
  • d)
    (5R/2)+2r
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The effective resistance between points P and Q of the electrical cir...
The circuit is symmetrical about axis POQ, Therefore the equivalent circuit is drawn
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The effective resistance between points P and Q of the electrical cir...
The circuit is symmetrical about axis POQ, Therefore the equivalent circuit is drawn
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The effective resistance between points P and Q of the electrical circuit shown in the figure isa)2Rr/R+rb)8R(R+r)/3R+rc)2r+4Rd)(5R/2)+2rCorrect answer is option 'A'. Can you explain this answer?
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