MCQOPTIONS
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| 1. |
When a light ray enters into glass medium from water at an angle of incidence Oº, what would be the angle of refraction? |
| A. | 90∘ |
| B. | 45∘ |
| C. | 0∘ |
| D. | The ray will not enter at all |
| Answer» D. The ray will not enter at all | |