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Find the amount of water displaced by a solid spherical ball of diameter 28 cm. - Mathematics

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Find the amount of water displaced by a solid spherical ball of diameter 28 cm.

`["Assume "pi=22/7]`

 

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Solution

Radius (r) of ball = (28/2)cm = 14 cm

`"Volume of ball "=4/3pir^3`

`=[4/3xx22/7xx(14)^3]cm^3`

`= 11498 2/3 cm^3`

Therefore, the volume of the sphere is `11498 2/3 cm^3`

 

Concept: Volume of a Sphere
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APPEARS IN

NCERT Class 9 Maths
Chapter 13 Surface Area and Volumes
Exercise 13.8 | Q 2.1 | Page 236

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