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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
- IIT JAM
- Mathematics (MA)
Why my volume comes out to be zero have i made any calculation error, please check.
please send the solution to the problem given in the attachment.
3 Answer(s)
Answer Now
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Piyush pachauri
It is a closed curve so Integration gives you zero . you want to calculate area or volume go by piece to piece. You know that result in vector calculus that potential function gives zero on closed curve.
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Alka gupta
your solution is absolutely correct.....only you did mistake in limit
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Alka gupta Best Answer
yes volume never zero. if sometimes u got area or volume equal to zero then use symmticity. in your ans u apply limit 0 to π/2 u get correct ans . in this qus first quadrant is given so limit is 0 to π/2
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Sonu saini
i think you understand where you are take wrong step
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Sonu saini
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you take 0 to 2pi because of that your answer zero
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Sonu saini
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over the +quadrant so limit should be r=0 to r=2 and theta shoud be 0 to pi/2
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Piyush pachauri
Any doubt then you can ask