In the diagram above, which of the angles \( \theta _1 \) , \( \theta _2 \) , \( \theta _3 \) and \( \theta _4 \) is the angle of deviation of the ray of light passing through the glass prism XYZ?
-
\( \theta _3 \)
- \( \theta _2 \)
- \( \theta _1 \)
- \( \theta _4 \)
The correct answer is: A
Explanation
\( \theta _3 \) shows the angle of deviation