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A uniform meter scale is put on a knife edge at 40 cm mark. It is found that this scale gets balanced when a weight of 20 gf is suspended from 20 cm mark. Find the weight of meter scale. |
| Answer» A uniform meter scale is put on a knife edge at 40 cm mark. It is found that this scale gets balanced when a weight of 20 gf is suspended from 20 cm mark. Find the weight of meter scale. | |