Quantisation of electric charge
What Quantisation of electric charge means in Physics A-Level, as defined for AQA.
Definitions of Quantisation of electric charge
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Quantisation of electric charge in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Every droplet charge was an integer multiple of a smallest value, demonstrating that charge exists in discrete units carried by electrons.
Electric charge exists only in discrete amounts that are integer multiples of the elementary charge e, never arbitrary fractions of it.
Topics that use Quantisation of electric charge
Related terms
- Combining gravitational, viscous and electric forces
- Electric force on a charge
- Electric force on a charged droplet in a uniform field
- Elementary charge
- Equilibrium of forces
- Measurement of elementary charge
- Measurement of small charges and quantisation of charge
- Measurement of the elementary charge
Using Quantisation of electric charge 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.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge