The de Broglie wavelength of an electron travelling with 20% of velocity of light is nearly equal to
Asked by arushidabhade
| 13th Aug, 2019,
01:32: PM
Expert Answer:
Velocity of light = 3×108 m/s
Â
20% of velocity of light =Â 
                  =6×107 m/s
Â
Mass of electron =9.1 ×10−31 kg
Â
We know, wavelength λ can be calculated as,
Â
Â
Wavelength of electron is 1.21×10−11 m.
Answered by Varsha
| 13th Aug, 2019,
03:43: PM
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