General Studies · Metal Casting
The Naval Research Laboratory (NRL) method simplifies Caine's method by defining a shape factor to replace the freezing ratio. How is this shape factor calculated?
- 1(Length − Width) / Thickness
- 2(Length / Width) / Thickness
- 3(Length × Width) / Thickness
- 4(Length + Width) / Thickness✓
Correct answer
(Length + Width) / Thickness
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