MCQOPTIONS
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MCQOPTIONS
| 1. |
With respect to air critical angle in a medium for light of red colour \[[{{\lambda }_{1}}]\] is q. Other facts remaining same, critical angle for light of yellow colour \[[{{\lambda }_{2}}\]] will be [MP PET 1999] |
| A. | \[\theta \] |
| B. | More than \[\theta \] |
| C. | Less than \[\theta \] |
| D. | \[\frac{\theta {{\lambda }_{1}}}{{{\lambda }_{2}}}\] |
| Answer» D. \[\frac{\theta {{\lambda }_{1}}}{{{\lambda }_{2}}}\] | |