A hemisphere and a cone have equal bases. If their heights are also equal, then
A hemisphere and a cone have equal bases. If their heights are also equal, then the ratio of their curved surface will be :
A swimming pool 9 m wide and 12 m long and 1 m deep on the shallow side and 4 m
A swimming pool 9 m wide and 12 m long and 1 m deep on the shallow side and 4 m deep on the…
A closed aquarium of dimensions 30 cm × 25 cm × 20 cm is made up entirely of g
A closed aquarium of dimensions 30 cm × 25 cm × 20 cm is made up entirely of glass plates held together with tapes….
A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m d
A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the…
An aluminium sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube.
An aluminium sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The difference in the surface areas…
The volumes of two cubes are in the ratio 8 : 27. The ratio of their surface are
The volumes of two cubes are in the ratio 8 : 27. The ratio of their surface areas is :
The height of a right circular cylinder is 6 m. If three times the sum of the ar
The height of a right circular cylinder is 6 m. If three times the sum of the areas of its two circular faces is…
Water flows out through a circular pipe whose internal diameter is 2 cm, at the
Water flows out through a circular pipe whose internal diameter is 2 cm, at the rate of 6 metres per second into a cylindrical…
It is required to fix a pipe such that water flowing through it at a speed of 7
It is required to fix a pipe such that water flowing through it at a speed of 7 metres per minute fills a tank…
What is the weight of water contained in a conical vessel 21 cm deep and 16 cm i
What is the weight of water contained in a conical vessel 21 cm deep and 16 cm in diameter ?
Which one of the following figures will generate a cone when rotated about one o
Which one of the following figures will generate a cone when rotated about one of its straight edges ?
If the ratio of volumes of two cones is 2 : 3 and the ratio of the radii of thei
If the ratio of volumes of two cones is 2 : 3 and the ratio of the radii of their bases is 1 :…