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Answer:
The kinetic energy of an electron is E when the incident wavelength is A. T increase the kinetic energy of the electron to 2E, the incident wavelength must
be:
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ANSWER
The Einstein's equation for photoelectric effect is given by. KE=
A
hc
-W where KE= kinetic energy of electron, h=Planck's constant. W-work function of metal, c= velocity of light and
A= wavelength of incident light.
When KE=E=E=
hc
-W (1)
Answer:
The kinetic energy of an electron is E when the incident wavelength is A. T increase the kinetic energy of the electron to 2E, the incident wavelength must
be:
Share
Study later
ANSWER
The Einstein's equation for photoelectric effect is given by. KE=
A
W where KE- kinetic energy of electron. h-Planck's constant. W work function of metal, c= velocity of light and
A= wavelength of incident light.
When KE=E=E=
hc
W (1)