The diameter of a sphere is a0.7cm. From a watertank 3000 Sphere, completely field with waterare drawn out then find of lowme of water drown.out.
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d = 0.7cm
r = a0.7/2 cm = 0.35 cm
=> 22/7 x 0.35 x 0.35 x h = 3000
=> 22/7 x 0.1225 x h = 3000
=> 22 x 0.0175 x h = 3000
=> 0.385 x h = 3000
=> h = 3000/0.385
=> h = 7792.20 cm = 77.9220 m
Therefore, it is 77.92 m long
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