MCQOPTIONS
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| 1. |
Sagging of thin pattern due to ramming can be overcome by constructing a supporting block which may fit inside the pattern to serve as a support during ramming, such a pattern is called |
| A. | Match plate pattern |
| B. | Follow board pattern |
| C. | Built up pattern |
| D. | Lagged up pattern |
| Answer» C. Built up pattern | |