ISRO Electronics & Communication (ECE) 2008 - Question 56

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Topic: Network Theory

The value of R for $i=2~A$ is

  • A. 5
  • B. 10
  • C. 40
  • D. 60

Answer: D. 60

Explanation: Voltage at point $b=120~V$\n$R=\frac{V}{I}=\frac{120}{2}=60~\Omega.$

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