path: root/3875/CH10/EX10.21/10_21.txt

The de-Broglie wavelength is = 3.885e-10 m or 0.388 nm
The de-Broglie wavelength is = 9.08e-11 m or 0.988 nm
The de-Broglie wavelength of the golf ball is = 6.7e-34 m