The radius of internal and external surface of a hollow spherical shell are 3 cm and 5 cm respectively it is melted and recents into a solid cylinder of diameter 14 centimetre find the height of cylinder
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volume of sphere is 4/3πr³.
4/3×22/7×,(5)³=2619.
volume of cylinder is equal to 2619.
volume of cylinder is πr²h.
using on the basis of formula.r=7
22/7×(7)²×h=2619.
22/7×49×h=2619
154×h=2619
h=2619/154
h=17 answer
4/3×22/7×,(5)³=2619.
volume of cylinder is equal to 2619.
volume of cylinder is πr²h.
using on the basis of formula.r=7
22/7×(7)²×h=2619.
22/7×49×h=2619
154×h=2619
h=2619/154
h=17 answer
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