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| Q. |
Extrusion is the process of |
| A. | Metal shaping on presses |
| B. | Pushing the heated billet of metal through the orifice |
| C. | Producing holes by arc |
| D. | Welding two dissimilar metals |
| E. | Marking cup shaped articles using the force of explosion |
| Answer» B. Pushing the heated billet of metal through the orifice | |
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