Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting)
A. $$\frac{{\text{V}}}{{\text{A}}}$$
B. $$\frac{{\text{V}}}{{{{\text{A}}^2}}}$$
C. $$\frac{{{{\text{V}}^2}}}{{\text{A}}}$$
D. $$\frac{{{{\text{V}}^2}}}{{{{\text{A}}^2}}}$$
Answer: Option D
This Question Belongs to Chemical Engineering >> Chemical Engineering Basics
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