A) sin\[\theta \] \[\ge \] 8/9
B) 2/3 < sin\[\theta \]< 8/9
C) sin \[\theta \] \[\le \] 2/3
D) It is not possible
Correct Answer: A
Solution :
For TIR at AC \[\theta >C\]You need to login to perform this action.
You will be redirected in
3 sec