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2016-03-01T09:05:57+05:30

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2016-03-01T21:37:54+05:30
We ,
R=7 cm
H=12 cm

amount of air inside = volume of conical tank

air=⅓*22/7*R²*H
= ⅓*22/7*7*7*12
=616 cm³
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