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  • Mechanical Engg. (GATE) 2009
  • A path AB in the form of one quarter of a circle of unit ...
Multiple choice

A path AB in the form of one quarter of a circle of unit radius is shown in the figure. Integration of (x + y) 2 on path AB traversed in a counter-clockwise sense is

  1. $\frac{\pi}{2}-1$
  2. $\frac{\pi}{2}+1$
  3. $\frac{\pi}{2}$
  4. 1

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B Correct answer
Explanation

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