De broglie predicted that the wavelength of matter waves would also be given by 2=h/p where p would now be the momentum of the particle of matter. De broglie wave Example l what wavelength is predicted by De broglie wave for a bullet whose mass is mo=0.05kg and velocity is v=300m/s? Solve°V<<C h663×10-34 44×103(m)=44×1024(A) mn0.05×300De Broglie predicted that the wavelength of matter waves would also be given by λ= h / P where P would now be the momentum of the particle of matter. De Broglie wave Example 1. What wavelength is predicted by De Broglie wave for a bullet whose mass is m0=0.05kg and velocity is v=300m/s? Solve, ∵V << C 4.4 10 ( ) 0.05 300 6.63 10 3 5 3 4 0 m m V h − − =     = = = 4.410-24(Å)