Step 4 of 4 · topic
Waves
CCEA 1210 — matched to your course.
Phase, interference, diffraction, stationary waves and polarisation.
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Converging-lens focal length and magnification
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Subtopics and study areas
- Use real images to determine focal length and test the relationship between magnification and image/object distance.
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Interference: Young's slits and diffraction gratings
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Subtopics and study areas
- Measure interference or diffraction patterns and use geometry to determine wavelength.
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Measuring refractive index
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Subtopics and study areas
- Measure incidence and refraction angles and determine refractive index from Snell's law.
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Speed of sound using a resonance tube
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Subtopics and study areas
- Use resonance lengths in an air column to determine wavelength and the speed of sound.
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Waves
Revision notes are free. Premium unlocks the full question and retrieval-card bank.
Subtopics and study areas
- Relate phase difference to path difference.
- Analyse interference and stationary waves.
- Apply diffraction-grating and polarisation concepts.
