PLEASE PROVIDE FULL ANSWERS!a. The maximum energy of photoelectrons from Al is 2.3 eV for radiation of 200 nm and 0.9 eV for radiation of 216 nm. Use these data to calculate the Planck’s constant and the work function of Al. b. The threshold wavelength for the photoelectric effect in tungsten is 270 nm. Calculate the work function of tungsten, and calculate the maximum kinetic energy that a photoelectron can have when radiation of 120 nm falls on tungsten

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Chapter27: Quantum Physics
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PLEASE PROVIDE FULL ANSWERS!
a. The maximum energy of photoelectrons from Al is 2.3 eV for radiation of 200 nm and 0.9 eV for radiation of 216 nm. Use these data to calculate the Planck’s constant and the work function of Al.

b. The threshold wavelength for the photoelectric effect in tungsten is 270 nm. Calculate the work function of tungsten, and calculate the maximum kinetic energy that a photoelectron can have when radiation of 120 nm falls on tungsten

 
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