How to calculate the de Broglie wavelength, in nm, of a baseball with m = 200 g and u = 30 m/s ?

1 Answer
Feb 28, 2015

λ=hmv

h is the Planck Constant =6.63×1034Js

m = mass = 200×103=0.2kg

v = velocity =30m/s

λ=6.63×10340.2×30

λ=1.1×1034m

λ=1.1×1025nm