Saved Bookmarks
| 1. |
In cement bonded sand mold, sand mold material consists of what percentage of silica sand?(a) 75.5%(b) 80.5%(c) 85.5%(d) 90.5% |
|
Answer» Correct answer is (c) 85.5% To explain I would say: In a cement bonded sand mold, it is observed that the sand mold material consists of a very high content of silica sand. Cement bonded sand mold contains 85.5% composition of silica sand. |
|