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An electron of kinetic energy
Calculate the kinetic energy of the photoelectron emitted by a metal (threshold energy is 1.50 x 10^-19J) exposed to light of
1 answer
asked by
Anonymous
693 views
An X-ray photon of wavelength 0.954 nm strikes a surface. The emitted electron has a kinetic energy of 935 eV.
What is the
2 answers
asked by
Amy
13,003 views
A certain moving electron has a kinetic energy
of 1.01 × 10−19 J. Calculate the speed necessary for the electron to have this
1 answer
asked by
lucky
3,330 views
In the ground state of the H-atom the electron has a total energy of -13.6 eV. What are (a) its kinetic energy, and (b) its
0 answers
asked by
alice
475 views
an electron in the second energy level absorbs a photon of energy 6 ev what's the speed of the ejected electron?
I have tried to
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asked by
K
590 views
. In an electron microscope the electrons generate the
image. For one of the scanning electron microscopes in our Central
1 answer
asked by
Anonymous
610 views
In an electron microscope the electrons generate the
image. For one of the scanning electron microscopes in our Central
0 answers
asked by
Anonymous
489 views
An electron in an x-ray machine is accelerated through a potential difference of 1x10^4 V before it hits the target. What is the
1 answer
asked by
mike
2,463 views
A certain moving electron has a kinetic energy
of 0.991 × 10−19 J. Calculate the speed necessary for the electron to have this
1 answer
asked by
kc
650 views
An X-ray photon of wavelength 0.948nm strikes a surface. The emitted electron has a kinetic energy of 979 eV.
What is the binding
0 answers
asked by
soso
687 views