Question

A+metallic+cylinder+of+diameter+5cm.+And+height+3+1/3cm.is+melted+and+cast+into+a+sphere.+What+is+its+diameter.

Answer 1

Answer:

5 cm

Step-by-step explanation:

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##### JAI HIND

d=5 cm so r=5/2 cm

h=3  1/3 cm =10/3 cm

volume of cylinder = vol of sphere (bcos it is melted)

πr²h=4/3πr³

5/2 . 5/2 . 10/3 =4/3 . r³

r³= (5)³/ (2)³

so, r=5/2 cm

diameter=2r

d=5 cm

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