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Vijay posted an Question
March 23, 2021 • 22:18 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Please send the solution to the problem given in the attachment.

please send the solution to the problem given in the attachment.

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  • Alka gupta Best Answer

    ans is 2π

    cropped4173992930220857005.jpg
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    why did you assume r?

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    if vector is not given then always we consider position vector r

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    you only told me once that we can't put the value of r directly in integration but can we do it in a vector function?

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    first i calculated unit tangent vector then i put its value

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