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JEE Main2005PhysicsCurrent ElectricityActual

An energy source will supply a constant current into the load of its internal resistance is

Options

  1. Aequal to the resistance of the load.
  2. Bvery large as compared to the load resistance.
  3. Czero.
  4. Dnon-zero but less than the resistance of the load.

Correct answer

B. very large as compared to the load resistance.

Step-by-step solution

I= E₀ R+r E r if R < r

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