syairamossdmoss6828 syairamossdmoss6828

17-02-2017
Physics

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A certain rifle bullet has a mass of 6.45 g. Calculate the de Broglie wavelength of the bullet traveling at 1313 miles per hour.

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natfrog17 natfrog17

17-02-2017

Convert everything in the mks units
Velocity per second = 1241*1.6/60/60=0.55 m/s
mass= 6.45 g= 6.45*10^(-3) kg
de Broglie wave length Lambda is
Lambda = h/p
h in mks units is 6.6*10^(-34)
Lambda = 6.6 * 10^(-34)/(6.45*10^(-3)*0.55)=1.86*10^(-3... m

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