1
Session 14: Ray Optics – Refraction at plane surfaces
• Sunday Test Discussion
• Magnification & Refraction Mnemonics
• Concepts review (Ref index, App depth, normal shift, TIR,
Dispersion, 3 conditions in Prism)
• Examples (prism)
• Dispersive power of a prism
• Combination of prisms (angular dispersion & mean deviation)
• Examples (dispersion)
• Reflection at curved surfaces
2
Q 1).
3
Q 2).
4
Q 3).