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//Chapter 4 : Laser and Holography
clear;
//Variable declaration
lamda=6328*10**-10 //wavelength
h=6.63*10**-34 //planck's constant
c=3*10**8 //speed of light
//Calculations
E=((h*c)/lamda)/1.6*10**19
Momentum=h/lamda/10**-27
//Result
mprintf("Energy of radiation= %f eV",E)
mprintf("\nMomentum of electron= %f*10**-27 kgm/s",Momentum)
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