MCQOPTIONS
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| 1. |
Which of the following statement(s) is/are CORRECT for the critical angle?I. Refractive angle is 90o.II. Light ray goes from rarer to denser medium.III. Light ray goes from denser to rarer medium. |
| A. | Only I and II |
| B. | Only I and III |
| C. | Only I |
| D. | No statement is correct. |
| Answer» C. Only I | |