17/ Geometrical Optics
18/ Physical Optics
19/ Electrostatics
20/ Capacitor & Dielectrics
21/ Electric Current & Direct Current Circuits
22/ Magnetic Field
23/ Electromagnetic Induction
24/ Alternating Current
25/ Quantization of Light
26/ Wave Properties of Particle
27/ Bohr's Model of Hydrogen Atom
28/ X-Rays
29/ Nucleus
30/ Nuclear Reaction
31/ Radioactivity