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  • 2006|Electronics and Comm (GATE Exam)-Previous Question Paper Solution
  • The value of the contour integral $\oint_{|z-j|-2} \frac{...
Multiple choice

The value of the contour integral $\oint_{|z-j|-2} \frac{1}{z^2+4}$dz in positive sense is

  1. $\frac{j\pi}{2}$
  2. $\frac{-\pi}{2}$
  3. -$\frac{j\pi}{2}$
  4. $\frac{\pi}{2}$
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D Correct answer
Explanation

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