If the volume and surface area of a sphere is numerically the same then it’s radius is_________?
If the volume and surface area of a sphere is numerically the same then it’s radius is_________? A. 1 unit B. 2 unitsC. 3 units D. 4 units
If the volume and surface area of a sphere is numerically the same then it’s radius is_________? A. 1 unit B. 2 unitsC. 3 units D. 4 units
A right cylinder and a right circular cone have the same radius and the same volume. The ratio of the height of the cylinder to that of the cone is_________? A. 3: 5 B. 2: 5 C. 3: 1D. 1:…
The radius of a circular cylinder is the same as that of a sphere. Their volumes are equal. The height of the cylinder is________? A. 4/3 times its radius B. 2/3 times its radius C. Equal to it’s radius D.…
The number of solid spheres each of diameter 6 cm, that could be moulded to form a solid metal cylinder of height 45 cm and diameter 4 cm is? A. 3 B. 4C. 5 D. 6
The length of the wire of 0.2mm radius that can be drawn after melting a solid copper sphere of diameter 18cm? A. 24.3 m B. 243 m C. 2430 mD. 24300 m
The radius of a wire is decreased to one –third if volume remains the same length will increase A. 1 Time B. 3 times C. 6 timesD. 9 times
If the volumes of two cubes are in the ratio 8: 1, the ratio of their edges is_________? A. 8: 1 B. 2√2 : 1C. 2 : 1 D. None of these Explanation: Volumes be 8×3 and x3 2x and…
A metal sheet 27 cm long 8cm broad and 1 cm thick is melted into a cube. The difference between the surface areas of two solids is__________? A. 284 cm2B. 286 cm2 C. 296 cm2 D. 300 cm2 Explanation: Volume…
A wooden box of dimensions 8m x 7m x 6m is to carry rectangular boxes of dimensions 8cm x 7cm x 6cm. The maximum number of boxes that can be carried in 1 wooden box is? A. 1200000B. 1000000 C.…
If the length, breadth and the height of a cuboid are in the ratio 6: 5: 4 and if the total surface area is 33300 cm2, then length breadth and height in cms, are respectively? A. 90, 85, 60 B.…