Group Velocity

  • Thread starter yellowgold
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What is the relationship wavelength and group velocity in wave packet ? If a wave packet has big wavelength its group velocity bigger or not ?
 

malawi_glenn

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What is the relationship wavelength and group velocity in wave packet ? If a wave packet has big wavelength its group velocity bigger or not ?
If you know the definition of group velocity you can do this by yourself as an exercise. Recall the relation between (de Broigle) wavelenght v.s momentum and then you have it.
 

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