MCQOPTIONS
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MCQOPTIONS
| 1. |
When the angle of incidence in denser medium is greater than the critical angle, will the total internal reflection take place or not? |
| A. | It won't take place |
| B. | It will |
| C. | it is a property of total external angle |
| D. | may take place |
| Answer» C. it is a property of total external angle | |