A cuboidal water tank is 6m long,5m wide and 4.5m deep.How many litres of water can it hold?
1,24,000 litres
1,32,000 litres
1,35,000 litres
1,40,000litres
A hemisphere of lead of radius 7cm is cast into a right circular cone of height 49cm.Then the radius of the base is .
1.24 cm
2.53 cm
3.6 cm
3.74 cm
The diameter of a right circular cone is 8cm and its volume is 48π cu.cm.What is it's height?
2 cm
4 cm
5 cm
9 cm
In a hot water heating system,there is a cylindrical pipe of length 28m and diameter 5m. Find the total radiating surface in the system.
14,000cm2
30,000cm2
44,000cm2
50,000cm2
If the lateral surface of a cylinder is 94.2 sq.cm and its height is 5cm.find the radius of its base.
1cm
2cm
3cm
4cm
The volume of a cuboid is 440cu.cm and the area of its base is 88cm2.Its height is
5cm
8cm
12cm
15cm
The lateral surface area of a cube of edge 10 cm.
400sq.cm
450sq.cm
200sq.cm
100sq.cm
Find the curved surface area of a cone with base radius 5.25cm and slant height 10cm
160cm2
162cm2
165cm2
170cm2
The ratio of the total surface area and lateral surface area of a cube is
1:2
1:3
2:3
3:2
The area of the curved surface of a cone is 60π cm2.If the slant height of the cone be 8cm, then the radius of the base is
7.5cm
9cm
9.5cm