MCQOPTIONS
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| 1. |
Look at the picture and answer the question given below: Why is a dark shadow not formed by glass tumbler? |
| A. | The source of light is not a strong source |
| B. | It is not night time |
| C. | The tumbler is made of transparent material |
| D. | All the above are correct |
| Answer» D. All the above are correct | |