Physics GCSE
diaphragm and coil
What diaphragm and coil means in Physics GCSE, as defined for AQA.
Definition of diaphragm and coil
Check what you remember
Read the wording for your board, then hide it and explain diaphragm and coil in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The thin sheet facing the sound and the coil wound on a former fixed behind it, which vibrates with the diaphragm as sound waves arrive.
Topics that use diaphragm and coil
- Microphones (HT only) (AQA GCSE)
Related terms
Using diaphragm and coil in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge