Q. A sphere is melted and recast into 8 identical spheres. The radius of each new sphere is:
β
Correct Answer: (A)
Half of the original
Explanation: Volume is conserved. New radius = Original radius ÷ β8 = r/2.
Explanation by: Mahesh Chandra
Volume is conserved. New radius = Original radius ÷ β8 = r/2.