MCQOPTIONS
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| 1. |
The specific rotation of a 10% sugar solution is 60°. If the length of the polarimeter tube containing sugar solution is 20 cm, the plane of polarisation of light is rotated by: |
| A. | 24° |
| B. | 12° |
| C. | 19° |
| D. | 31° |
| Answer» C. 19° | |