MCQOPTIONS
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MCQOPTIONS
| 1. |
A light wave travels from glass to water. The refractive index for glass and water are \[\frac{3}{2}\] and \[\frac{4}{3}\] respectively. The value of the critical angle will be: |
| A. | \[{{\sin }^{-1}}\left( \frac{1}{2} \right)\] |
| B. | \[{{\sin }^{-1}}\left( \frac{9}{8} \right)\] |
| C. | \[{{\sin }^{-1}}\left( \frac{8}{9} \right)\] |
| D. | \[{{\sin }^{-1}}\left( \frac{5}{7} \right)\] |
| Answer» D. \[{{\sin }^{-1}}\left( \frac{5}{7} \right)\] | |