Saved Bookmarks
| 1. |
The following figure represents which defect?(a) Alligatoring(b) Zipper cracks(c) Folds(d) Laminations |
|
Answer» The correct answer is (b) Zipper cracks The explanation: The following figure depicts in itself the defect, this crack is called as zipper cracks. A defect like zipper crack may occur when the rolls which are employed for it, get bended. |
|