Physics

Problem

An electron is accelerated from rest through a potential difference of

150\,\text{V}

. Using

h = 6.63 \times 10^{-34}\,\text{J s}

m_e = 9.11 \times 10^{-31}\,\text{kg}

and

e = 1.6 \times 10^{-19}\,\text{C}

, calculate its de Broglie wavelength.