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JEE Main201815 Apr 2018Morning ShiftPhysicsCurrent ElectricityActual

In the given circuit all resistances are of value R ohm each. The equivalent resistance between A and B is:

Options

  1. A2 R
  2. B5 R 2
  3. C5 R 3
  4. D3 R

Correct answer

A. 2 R

Step-by-step solution

R _ senies = R ₁+ R ₂+ . + R _ n 1 R _ parallel = 1 R ₁ + 1 R ₂ + + 1 R _ n

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