Answer to Question #318355 in Quantum Mechanics for samee

Question

an electron has a speed of 500m/s accurate to 0.0001% with what fundamental accuracy can we locate the position of the electron?

Answer 1

$\Delta x\Delta p=\frac h2,$

$\Delta x=\frac h{2m\Delta v}=7.2\cdot 10^{-7}~m.$