MCQOPTIONS
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| 1. |
Consider the following natural facts 1. Terrestrial heating 2. Reflection of light 3. Refraction of light 4. Diffraction of light Due to which of the above facts |
| A. | 1 and 2 |
| B. | 2,3 and 4 |
| C. | 1 and 3 |
| D. | only 4 |
| Answer» D. only 4 | |