Please tell

Asked by  | 12th Jan, 2009, 08:24: PM

Expert Answer:

Remember that the volume of the sphere which is dropped into the water is the same as the rise in volume in the vessel.

Let r be the radius of the vessel.Remember that r is nor what you need finally , it's the daimeter =2r which is going to be our final answer.So as a  precaution underline the word diameter in the question both times to remind you of the same.

So, the rise in volume=



Solving, we get,

r=9 cm

 So, diameter=18 cm.

Answered by  | 13th Jan, 2009, 12:43: PM

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