Physics A-Level
Pulse broadening
What Pulse broadening means in Physics A-Level, as defined for AQA.
Definition of Pulse broadening
Check what you remember
Read the wording for your board, then hide it and explain Pulse broadening in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The temporal spreading of a signal pulse as it propagates, so the output pulse has a longer duration than the input pulse.
Topics that use Pulse broadening
- Refraction at a plane surface (AQA A-Level)
Related terms
- Absorption
- Acceptance angle
- Critical angle
- Material dispersion
- Modal dispersion
- Step-index optical fibre
- Total internal reflection
Using Pulse broadening 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 A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge