Physics · May / June 2019 · Paper 12 · Question 40
5054The three types of emission
A proton has charge $q$ and mass $m$. What is the charge and what is the mass of an alpha-particle?
- Acharge $q$, mass $2m$
- Bcharge $2q$, mass $2m$
- Ccharge $2q$, mass $4m$
- Dcharge $4q$, mass $2m$
As printed in the paper
Show the answer
Correct answer: C. charge $2q$, mass $4m$
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.