

MCQOPTIONS
Saved Bookmarks
1. |
For_a_critical_angle_of_60_degree_and_the_refractive_index_of_the_first_medium_is_1.732,_the_refractive_index_of_the_second_medium_is |
A. | 1 |
B. | 1.5 |
C. | 2 |
D. | 1.66 |
Answer» C. 2 | |