MCQOPTIONS
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| 1. |
The____________is_carried_by_rubbing_the_surface_of_paper_with_rotating_wheel._The_weight_loss_with_time’s_calculated.$# |
| A. | Lincoln test |
| B. | Carbon test |
| C. | Sandpaper test |
| D. | Abrasive test |
| Answer» E. | |