JEE MAIN - Physics (2013 (Offline) - No. 7)
The graph between angle of deviation $$\left( \delta \right)$$ and angle of incidence $$(i)$$ for a triangular prism is represented by
_en_7_1.png)
_en_7_2.png)
_en_7_3.png)
_en_7_4.png)
Explication
For the prism as the angle of incidence $$(i)$$ increase, the angle of deviation $$\left( \delta \right)$$ first decreases goes to minimum value and then increases.