Edexcel AS Physics 8PH0 · 89
Pulse-echo techniques
- Code
- 89
- In
- T5 Waves and Particle Nature of Light
- Course
- AS Physics 8PH0
- Board
- Edexcel
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points in T5 Waves and Particle Nature of Light
- 59 Wave terms: amplitude, frequency, period, speed, wavelength
- 60 The wave equation
- 61 Longitudinal waves
- 62 Transverse waves
- 63 Graphs of waves
- 64 Core practical: speed of sound in air
- 65 Superposition, interference and phase
- 66 Phase difference and path difference
- 67 Standing waves, nodes and antinodes
- 68 Speed of a transverse wave on a string
- 69 Core practical: frequency of a vibrating string
- 70 Intensity of radiation
- 71 Refraction and refractive index
- 72 Critical angle
- 73 Total internal reflection
- 74 Measuring refractive index
- 75 Focal length of lenses
- 76 Ray diagrams for lenses
- 77 Power of a lens
- 78 Lenses in combination
- 79 Real and virtual images
- 80 The thin lens equation
- 81 Magnification
- 82 Plane polarisation
- 83 Diffraction and Huygens' construction
- 84 Diffraction grating equation
- 85 Core practical: wavelength using a diffraction grating
- 86 Electron diffraction and wave nature of electrons
- 87 The de Broglie equation
- 88 Transmission and reflection at an interface
- 89 Pulse-echo techniques
- 90 Wave and photon models of radiation
- 91 Photon energy E = hf
- 92 Photon absorption and photoelectron emission
- 93 Threshold frequency and work function
- 94 The electronvolt
- 95 Photoelectric effect as evidence for photons
- 96 Atomic line spectra and energy levels