An electron is accelerated through a potential difference of 10,000 V. Its de Broglie wavelength is (nearly) : (me = 9 $ \times $ 10–31 kg)

Question

An electron is accelerated through a potential difference of 10,000 V. Its de Broglie wavelength is (nearly) : (m_e = 9 $ \times $ 10^–31 kg)

12.2 × 10^–12 m