nice ouetion from application of derivatives

IIT JEE 2015 Answers › Calculus questions › nice ouetion from application of derivatives

Q:- Water is dripping through a tiny hole at the vertex in the bottom of a conical funnel at a uniform rate of 4 cm³/s.When the slant height of the water is 3 cm,find the rate of the decrease of the slant height of the water, given that the vertical angle of the funnel is 120 degree.

#Mathematics #Calculus

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7 Answers

1

pranav ·2010-03-17 05:28:52

hey is it given ......radius?of the funnel!

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hacker ·2010-03-17 05:49:09

wats so nice bout this one lol!!!!!!!

ans. to me seems 16/[27âˆš3 âˆ©]cm/s.........note::âˆ©=pi[1]

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Shankar C ·2010-03-17 05:52:29

what is called vertical angle??

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hacker ·2010-03-17 05:53:40

angle of cone=vertical angle![try imagining 2-D[1]]

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ankit goel ·2010-03-17 20:50:21

Anand this is wrong answer plz so me ur method

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Pritish Chakraborty ·2010-03-17 21:46:42

dl/dt = -32/27pi cm/s

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ankit goel ·2010-03-17 23:24:06

Thanks a lot pritish

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Your Answer

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