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If v=(4)/(3)pir^(3), then the rate (in c...

If `v=(4)/(3)pir^(3)`, then the rate (in cubic unit ) at which v is increasing when `r=10` and `(dr)/(dt)=0.01,` is-

A

`4pi`

B

`pi`

C

`40pi`

D

`(4pi)/(3)`

Text Solution

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The correct Answer is:
A
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CHHAYA PUBLICATION-MCQ ZONE 3 -Question Paper 2
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  15. If v=(4)/(3)pir^(3), then the rate (in cubic unit ) at which v is incr...

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  16. If the time rate of change of the radius of a sphere is (1)/(2pi), the...

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  17. The length of a side of a cube is 10 cm, if an error of 0.05 cm is mad...

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