Physics

Problem

Approximately what magnitude of potential difference is required to accelerate an electron (mass

9.11\times10^{-31}\,\text{kg}

, charge magnitude

1.60\times10^{-19}\,\text{C}

) from rest to a speed of

3.0\times10^{6}\,\text{m}\,/\,\text{s}

? (Assume the speed is non-relativistic.) a)

51\,\text{V}

26\,\text{V}

2.6\,\text{V}

260\,\text{V}