Question

wave
length of
@ An electron Ps associated with a
nanometer Calculate Velocity of the
Electron.
10​

Answer 1

A tube operating at 100 Volts would typically speed a electron to a velocity v=106m/s v = 10 6 m / s . The mass of the electron is m = 9.1×10−31Kg m = 9.1 × 10 − 31 K g From the de Broglie relation we get a wavelength λ≈10−10m λ ≈ 10 − 10 m , which is about the size of an atom.