Cylinder, Sphere and Hemisphere

The capacity of a cylindrical water tank is 539 litres .If its height is 1.4 m, find the radius of the base.

• 35cm

• 14cm

• 28cm

• 70cm

If the surface area of a sphere is 22176 sq. cm, find its radius.

• 42cm

• 24cm

• 35cm

• 28cm

 If the height of a cone is three times the radius of the base and its volume is  512  $\pi$  $cm^3$   ,find the radius of its base.

• 6cm

• 8cm

• 12cm

• 14cm

If the volume of a hemisphere is 486 $\pi$ cm3,  its radius is.

• 9cm

• 7cm

• 3.5cm

• 10.5cm

A cylindrical water tank contains, 3,85,000 litres of water .If its height is 10 m, find its diameter.

• 70 cm

• 3.5m

• 7m

• 70m

 A 60 cm high cylinder with 14 cm its diameter is cut vertically into two equal halves. What is the volume of a half part?

• 4620 $cm^3$

• 4640 $cm^3$

• 4560 $cm^3$

• 4420 $cm^3$

If the sum of the radius and the height of a right cylinder is 50 cm and the circumference of its base is 220 cm, find its total surface area .

• 11000 sq.cm

• 10000 sq.cm

• 55000 sq.cm

• 11 sq.m

If the radius of base and height of the cylinder are in the ratio of 5:7 and the volume is 550 cubic cm, find the radius of the base of the cylinder.

• 5cm

• 7cm

• 10cm

• 3.5cm

The ratio of the radius of base and the height of a cylinder is 7:8 .If the volume of the cylinder is 9,856 cm³ ,find the total surface area of the cylinder.

• 2640 cm²

• 2440 cm²

• 2460 cm²

• 2442cm²

 The sum of the height and radius of the base of the cylinder is 34 cm .If the total surface area of the cylinder is 2,992 cm^2, find its volume.

•  $12320cm^3$  

•  $12230cm^3$  

•  $13220cm^3$  

•  $13240cm^3$