Topic: Manufacturing Engineering
Shrinkage allowance is made by
- A. Adding to external and internal dimensions
- B. Subtracting from external and internal dimensions
- C. Subtracting from external dimension and adding to internal dimensions
- D. Adding to external dimensions and subtracting from internal dimensions
Answer: D. Adding to external dimensions and subtracting from internal dimensions
Explanation: Shrinkage allowance can be defined as allowance given to the pattern to compensate for the contraction or shrinkage in the casting during the solidification process. It is applied by adding to external dimensions and subtracting from internal dimensions.