Photons of wavelength are directed onto an electron in a microscope experiment

CHEMISTRY · Subjective · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

Photons of wavelength

0.02\,\text{nm}

are directed onto an electron in a microscope experiment. Assuming the position uncertainty is limited to

\Delta x \approx \frac{\lambda}{2}

, calculate the minimum possible uncertainty in the electron’s momentum. Take

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