Physics A-Level
Phase relationship
What Phase relationship means in Physics A-Level, as defined for AQA.
Definition of Phase relationship
Check what you remember
Read the wording for your board, then hide it and explain Phase relationship in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Displacement and acceleration are in antiphase, while velocity leads displacement by a quarter cycle.
Topics that use Phase relationship
- Simple harmonic motion (SHM) (A-level only) (AQA A-Level)
Related terms
- Angular frequency
- Graphical interpretation of gradients
- Graphs of x, v and a against time
- Phase relationships in simple harmonic motion
- Restoring force and acceleration towards equilibrium
- Simple harmonic motion
Using Phase relationship in the exam
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