24 2 points A steel ball of 3 mm diameter sliding against a soft aluminium surface, produces a groove of 1.5 mm width. C
Posted: Sat May 21, 2022 9:58 am
- 24 2 Points A Steel Ball Of 3 Mm Diameter Sliding Against A Soft Aluminium Surface Produces A Groove Of 1 5 Mm Width C 1 (84.3 KiB) Viewed 13 times