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Calculate the rate at which energy is used up in the circuit illustrated by the…

Calculate the rate at which energy is used up in the circuit illustrated by the diagram
  • A.
    0 W
  • B.
    2 W
  • C.
    4 W
  • D.
    8 W
  • E.
    16 W
Correct Answer: Option C
Explanation
R =

R1R2/R1R2

= 1

E = I2R = 22 x 1 =4W

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