Calculate the current, I in the diagram shown above.

(Neglect the internal resistance of the cell)

  • A 4.0A
  • B 2.0A
  • C 1.0A
  • D O.5A
  • E 0.1A.
waec 1993physics

The correct answer is C. 1.0A

R = 2 + 2 = 4 Ω; 1/R = ¼ + ¼ = 2/4; R = 2Ω

∴ I = V/R = 2/2 = 1A

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