Physics A-Level
Electron volt
What Electron volt means in Physics A-Level, as defined for AQA.
Definition of Electron volt
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Reference: AQA
A unit of energy defined as the work done when an electron, carrying elementary charge e = 1.60 × 10⁻¹⁹ C, is accelerated through a potential difference of 1 V.
Topics that use Electron volt
- Collisions of electrons with atoms (AQA A-Level)
Related terms
- Energy levels
- Energy unit conversion
- Fluorescent tube
- Ionisation
- Numerical precision and significant figures
- Quantisation of charge and the elementary charge
- Unit conversion between atomic-scale and SI units
- Work done on charged particles
Using Electron volt in the exam
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