Physics A-Level
Positive ion bombardment
What Positive ion bombardment means in Physics A-Level, as defined for AQA.
Definition of Positive ion bombardment
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Reference: AQA
Positive ions accelerated towards the cathode strike it, causing the emission of electrons from its surface.
Topics that use Positive ion bombardment
- Cathode rays (A-level only) (AQA A-Level)
Related terms
Using Positive ion bombardment in the exam
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