WJEC A-level Physics 1420QS · 2.5(a)
Diffraction occuring when waves encounter slits or obstacles
- Code
- 2.5(a)
- In
- 2.5 Wave Properties
- Topic
- 2 AS Unit 2: Electricity and Light
- Course
- A-level Physics 1420QS
- Board
- WJEC
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
Points in 2.5 Wave Properties
- 2.5(a) Diffraction occuring when waves encounter slits or obstacles
- 2.5(b) Little diffraction at large gaps
- 2.5(c) Diffraction and slit width
- 2.5(d) Two-source interference
- 2.5(e) The historical importance of Young’s experiment
- 2.5(f) The principle of superposition, giving appropriate sketch graphs
- 2.5(g) Path difference and interference
- 2.5(h) Young's double slit equation
- 2.5(i) The diffraction grating equation
- 2.5(j) Diffraction gratings compared with Young's slits
- 2.5(k) Coherent sources
- 2.5(l) Examples of coherent and incoherent sources
- 2.5(m) Conditions for observing two-source interference
- 2.5(n) The differences between stationary and progressive waves
- 2.5(o) Stationary waves as superposition