Volumes Archives - Page 7 of 8 -

A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the cone is h. If the total volume of the solid is three times the volume of the cone then the height of the cylinder is________?

A. 2h
B. 4h
C. 2h/3
D. 3h/2

Mathematics Mcqs, Volumes

If the radius of the sphere is doubled then it’s volume is increased by?

Mathematics Mcqs, Volumes / admin

If the radius of the sphere is doubled then it’s volume is increased by?

A. 100 %
B. 200 %
C. 700 %
D. 800 %

If the radius of the sphere is doubled then it’s volume is increased by? Read More »

Mathematics Mcqs, Volumes

The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.

Mathematics Mcqs, Volumes / admin

The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.

A. 3 : 7
B. 7 : 3
C. 6 : 7
D. 7 : 6

The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height. Read More »

Mathematics Mcqs, Volumes

A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is__________?

Mathematics Mcqs, Volumes / admin

A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is__________?

A. 90 cm
B. 1 dm
C. 1 m
D. 1.1 cm

A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is__________? Read More »

Mathematics Mcqs, Volumes

What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

Mathematics Mcqs, Volumes / admin

What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

A. 344.35 cm2
B. 344.35 cm2
C. 344.35 cm2
D. None of these

What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm? Read More »

Mathematics Mcqs, Volumes

A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

Mathematics Mcqs, Volumes / admin

A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

A. 2 : 1
B. 3 : 2
C. 25 : 18
D. 27 : 20

A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube? Read More »

Mathematics Mcqs, Volumes