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NEET2004PhysicsCurrent ElectricityActual

Resistance n , each of r ohm, when connected in parallel give an equivalent resistance R ~ohm . If these resistances were connected in series, the combination would have a resistance in ohms, equal to :

Options

  1. An^2 R
  2. BR n^2
  3. CR n
  4. Dn R

Correct answer

A. n^2 R

Step-by-step solution

According the question: aligned R & = r n r & =n R R series & =n r=n^2 R aligned

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