Question

Considering only alpha particles, electrons and protons, which one of the following correctly names the particles for which the magnitude of the specific charge (Q/m) is greatest and least? Greatest Q/m Least Q/m

• A. Electron alpha particle
• B. Alpha particle electron
• C. Electron proton
• D. Proton electron

Answer 1

Answer: (A)

Electron alpha particle

Answer 2

Specific charge = $\left( \frac{q}{m} \right)$