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1
Find the lateral surface area of the hemisphere having the radius 12 cm.
2
The thickness of a hollow wooden cylinder is 3 cm. It is 35 cm long and its inner radius is 12 cm. Find the volume of the wood required to make the cylinder, assuming it is open at either end.
None of these
3
A metalic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6cm. Find the height of the cylinder.
2.74
2.77
2.47
2.54
4
Find the volume of sphere of radius 2 cm
5
The total surface area of a hemisphere of radius r is given by
6
Find the volume of the sphere of radius 0.7 cm.
7
Find the volume of a hemisphere having radius 3 cm.
none of these
8
Determine the volume of a spherical shell which has an inner radius of 5 cm and an outer radius of 8 cm.
1261.71 cu cm
1612.71 cu cm
1621.71 cu cm
9
Find the volume of sphere of radius 2.1 cm.
10
11
12
Find the total surface area of Hemisphere of radius 12.6 cm
13
14
A solid sphere of radius 3 cm is melted and then cast into small spherical balls each of diameter 0.6 cm. Find the number of balls thus obtained.
100
10,000
1000
1,00,000
15
Find the radius of the hemisphere if curved surface area of the hemisphere is 2562 sq cm.