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if the wavelength os an electron is given, how do you calculate the speed?

if the wavelength os an electron is given, how do you calculate the speed?
 

Grade:12th pass

2 Answers

Sakshi
askIITians Faculty 652 Points
6 years ago
One can use the formula,
E=hc/wavelength
On putting the value of wavelenghth of the electron, one can easily calculate the energy of electron.
This energy can be related to m*v2/2
Putting the value of mass of the electron, the velocity of electron can easily be calculated.
pa1
357 Points
6 years ago
 
/2Putting the value of mass of the electron, the velocity of electron can easily be calculated.2 One can use the formula,E=hc/wavelengthOn putting the value of wavelenghth of the electron, one can easily calculate the energy of electron.This energy can be related to m*v

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