BANK Central Bank of India Apprentice Topic Tests 2023 Quantitative Aptitude Mensuration Solid Figures
A hollow spherical shell has internal and external surface radius 5 cm and 6 cm respectively. Find the length of the cylinder, If it is melted and recast into a solid cylinder of radius 3 cm.
1
7.7 cm
2
6 cm
3
4.7 m
4
13.48 cm
5
None of these