Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Mensuration Solid Figures
The radii of internal and external surfaces of metallic spherical shell are 3 cm and 5 cm respectively. It is melted and recast into a solid right circular cylinder of height \(\frac{32}{3}\) cm; the diameter of base of cylinder is :
1
7 cm
2
\(\frac{7}{2}\) cm
3
\(\frac{7}{3}\) cm
4
More than one of the above
5
None of the above