RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 21. Surface Area and Volume of a Sphere

Subject: Mathematics - Class 9th

Q. No. 13 of Exercise 21.2

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13

A vessel in the form of a hemispherical bowl is full of water. The contents are emptired into a cylinder. The internal radii of the bowl and cylinder are respectively 6 cm and 4 cm. Find the height of water in the cylinder.

Volume of a hemisphere = (2/3)πr3


Volume of a cylinder = πr2h


Given, internal radii of the bowl and cylinder are respectively 6 cm and 4 cm.



h = 9 cm


13

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