Question

An electron and a proton are in a uniform electric field, the ratio of their accelerations will be

• A. Zero
• B. Unity
• C. The ratio of the masses of proton and electron
• D. The ratio of the masses of electron and proton

Answer 1

Answer: (C)

The ratio of the masses of proton and electron

Answer 2

$a = \frac{qE}{m}$ ⇒ $\frac{a_{e}}{a_{p}} = \frac{m_{p}}{m_{e}}$