Modern Physics> An electron and alpha particle have the s...

An electron and alpha particle have the same de Broglie wavelength associated with them . How are their kinetic energies related to each other

Manisha , 8 Years ago

Grade 12

1 Answers

Arun

since debroglie's wavelength of electron = debroglie wavelength of alpha particle

momentum of electron= momentum of alpha particle.(because, lambda= planck's const/ momentum)

KE = (momentum)2/ mass and mass of alpha particle being 4 times mass of an electron, the ratio of KE comes out to be 4:1

Last Activity: 8 Years ago

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Modern Physics> An electron and alpha particle have the s...

An electron and alpha particle have the same de Broglie wavelength associated with them . How are their kinetic energies related to each other

Manisha , 8 Years ago

Arun

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