Question

A metallic sphere of total volume 7 liter is melted and recast into the shape of a right circular cylinder of radius 0.5 CM. What is the height of the cylinder.

Answer 1

given that ,
radius if cylider =0.5 cm
volume of sphere = volume of cylinder
7l = 22 × 0.5 × 0.5 × h
7
7×7 = 22 × 5×5×h
10 10
49 =11 ×1× h
2
49= 11×h
2
49×2=h
11
4.45×2=h
8.90=h
now you can arrange in cm ok bye