A radiation of wavelength 360 nm falls on potassium metal and has a work function of 2 ev. Find 1- the maximum kinetic energy of the emitted electrons. 2- The stopping voltage of the emitted electrons
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- An electron with a kinetic energy of 3.90 eV collides with a sodium atom. What possible wavelengths of light are subsequently emitted?Photons of energy 6 eV cause electrons to be emitted from a certain metal with a maximum kinetic energy of 2 eV. If photons of twice the wavelength are incident on this metal which one of the following statements is true? Question 26 options: No electrons will be emitted. Electrons will be emitted with a maximum kinetic energy of 1 eV. Electrons will be emitted with a maximum kinetic energy of 8 eV. Electrons will be emitted with a maximum kinetic energy of 10 eV. Electrons will be emitted with a maximum kinetic energy of 20 eV.When ultraviolet light with a wavelength of 351 nm falls on a certain metal surface, the maximum kinetic energy of the emitted photoelectrons is measured to be 1.76x10-19 J. How much energy, in Joule, does an electron have to gain in order to escape from the metal surface? Exponential format with 3 SF.
- Radiation of a certain wavelength causes electrons with a maximum kinetic energy of 0.62 eV to be ejected from a metal whose work function is 2.85 eV. What will be the maximum kinetic energy with which this same radiation ejects electrons from another metal whose work function is 2.15 eV?What wavelength of light is shining on a metal with work function ?=2.8??, if the stopping potential for the photocurrent (ejected electrons) is 5??QUESTION 24 When ultraviolet light with a wavelength of 317 nm falls on a certain metal surface, the maximum kinetic energy of the emitted photoelectrons is measured to be 1.76 x 10-1 J. How much energy, in Joule, does an electron have to gain in order to escape from the metal surface? Exponential format with 3 SF.