TN TET 2019 Paper 2 Math and Science Paper
© examsiri.com
Question : 140 of 150
Marks:
+1,
-0
Conditions to achieve total internal reflection between water and air :
(a) Light must travel from water to air
(b) Light must travel from air to water
(c) The angle of incidence inside the water must be greater than that of the critical angle
(d) The angle of incidence inside the water must be lesser than that of the critical angle
(a) Light must travel from water to air
(b) Light must travel from air to water
(c) The angle of incidence inside the water must be greater than that of the critical angle
(d) The angle of incidence inside the water must be lesser than that of the critical angle
Go to Question: