A cylindrical jar of radius 6 centimetre contains oil. Iron spheres each of radius 1.5 cm is immersed in the oil. How many spheres are necessary to raise the level of the oil by two centimetre
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Given that,
Radius of cylinder jar = 6 cm = r1
Level to be rised = 2 cm = h
Radius of each iron sphere is 1.5cm
Radius of each iron sphere = Vol.of cylinder /vol.of sphere
= 6×6×2/4/3×1.5×1.5×1.5
No. sphere =16
Radius of cylinder jar = 6 cm = r1
Level to be rised = 2 cm = h
Radius of each iron sphere is 1.5cm
Radius of each iron sphere = Vol.of cylinder /vol.of sphere
= 6×6×2/4/3×1.5×1.5×1.5
No. sphere =16
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