Volume of Sphere and Hemisphere
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Pavan filled water in a cylindrical vessel of radius 7 cm and height 14 cm. Then he gently dropped a spherical ball of radius 7 cm in it. The increase in the height of water in the container is :
- 10.1 cm
- 9.33 cm
- 4.5 cm
- 28 cm
A spherical glass vessel has a cylindrical neck long, in diameter; the diameter of the spherical part is . By measuring the amount of water it holds, a child finds its volume to be . Check whether she is correct, taking the above as the inside measurements, and .
- 2:3√2
- 1:3√7
- 1:3√2
- 1:3√3
A hemispherical bowl fits exactly on the flat surface of a right circular cone whose height is 5 cm and radius is 3.5 cm. Find the volume of the solid formed.
144 cm3
169 cm3
132 cm3
154 cm3
- 50
- 25
- 100
- 150
- 27
- 64
- 54
- 16
- 3052.08 cm3
- 3051.08 cm3
- 3053.08 cm3
If the ratio of volume to total surface area of a solid sphere is 8 : 1, then radius of the sphere is ___.
8 units
2√2 units
24 units
64 units
- 2
- 24
- 64
A measuring jar with an internal diameter of is partially filled with water. Four equal spherical balls of a diameter of each are dropped in it and they sink down in the water completely. What will be the change in the level of water in the jar?