Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be

Related Mcqs:

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...

The edges of cuboid are 4 cm; 5 cm and 6 cm. Find its surface area?

A. 120 cm2 B. 148 cm2 C. 74 cm2 D. 15 cm2...

Find the ratio between whole surfaces of a sphere and a hemisphere?

A. 3:4 B. 4:3 C. 3:1 D. 1:3...

The dimensions of an open box are 52, 40 and 29 cms. Its thickness is 2 cms. If 1 cm³ of metal used in the box weighs 0.5 gms, the weight of the box is________?

A. 8.56 kg B. 7.76 kg C. 7.756 kg D. 6.832 kg...

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 times D. 9 times...