A copper sphere of diameter 36 cm is drawn into a wire of diameter 4 m – McqOptions

MCQOPTIONS

1.	A copper sphere of diameter 36 cm is drawn into a wire of diameter 4 mm. Find the length of the wire. ?
A.	2000 m
B.	15000 m
C.	1855 m
D.	1944 m
Answer» E.

Discussion

No Comment Found

Related MCQs

The difference in volumes of two cubes is 152 m<sup>3</sup> and the difference in their one face areas is 20 m<sup>2</sup>. If the sum of their edge is 10 m, the product of their edge is ?
The radius of the base of a right circular cone is doubled. To keep the volume fixed, the height of the come will be ?
The ratio of the radius and height of a cone is 5 : 12. Its volume is 314<sup>2</sup>/<sub>7</sub> cm<sup>3</sup>. Its slant height is ?
If 64 identical small spheres are made out of a big sphere of diameter 8 cm, what is surface area of each small sphere ?
The curved surface area of a cylindrical pillar is 264 sq m and its volume is 924 m<sup>3</sup>. The ratio of its diameter to its height is ?
A cube has each edge 2 cm and a cuboid is 1 cm long, 2 cm wide and 3 cm high. The paint in a certain container is sufficient to paint an area equal to 54 cm<sup>2</sup>. Which one of the following is correct ?
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 cone, then the height of the cylinder is ?
The diagonal of a cube is 2 <span style="text-decoration:overline">3</span> cm. Find the surface area of the cube.
What is volume of a cone having a base of radius 10 cm and height 21 cm ?
The diameter of the base of a cone is 6 cm and altitude is 4 cm, What is the approximate curved surface area of the cone ?