5.1 Terms amplitude, frequency, period, speed and wavelength
5.2 Wave equation
5.3 Longitudinal waves and transverse waves
5.4 Wave front, coherence, path difference, superposition, interference and phase
5.5 Relationship between phase difference and path difference
5.6 Standing and stationary waves
5.7 Speed of a transverse wave on a string
5.8 Intensity of radiation
5.9 Interface between medium 1 and medium 2, refractive index
5.10 Critical angle and total internal reflection
5.11 Refractive index of a solid material
5.12 Focal length of converging and diverging lenses
5.13 Ray diagrams to locate the position of an image
5.14 Power of a lens and lenses in combination
5.15 Real image and virtual image
5.16 Use of lens equation for converging or diverging lenses magnification
5.17 Plane polarisation
5.18 Wave nature of electrons
5.19 nλ = dsinθ for a diffraction grating
5.20 De Broglie equation
5.21 Behaviour of electromagnetic radiation
5.22 Energy of a photon E=hf
5.23 Photoelectron
5.24 Threshold frequency and work function
5.25 Photoelectric effect