A photon of wavelength 400 nanometers has fallen on the surface of a metal with a work function of 2.4 electron volts . find : 1- kinetic energy in ( joul ) 2- The electron velocity in ( m/s ) 3- The largest wavelength needed to emit electrons from the metal surface
A photon of wavelength 400 nanometers has fallen on the surface of a metal with a work function of 2.4 electron volts . find : 1- kinetic energy in ( joul ) 2- The electron velocity in ( m/s ) 3- The largest wavelength needed to emit electrons from the metal surface
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A photon of wavelength 400 nanometers has fallen on the surface of a metal with a work function of 2.4 electron volts .
find :
1- kinetic energy in ( joul )
2- The electron velocity in ( m/s )
3- The largest wavelength needed to emit electrons from the metal surface
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