How the slope (h / e) = 3.9x10 ^ -15 v sec is obtained experimentally
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Q: Photons of a certain ultraviolet light have an energy of 6.04 10-19 J. (a) What is the frequency of…
A: Photons of a certain ultraviolet light have an energy of 6.04 10-19 J. (a) What is the frequency of…
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How the slope (h / e) = 3.9x10 ^ -15 v sec is obtained experimentally
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- A photoelectric experiment has a work function = 6.35 eV. The minimum cutoff frequency is 1.53E15 Hz a.) Purple light (wavelength 420 nm)- the energy of the photon is ______ eV What is the kinetic energy? b.) Ultraviolet (wavelength 130 nm)- the energy of the UV photon is _______eV. What is the kinetic energy?How many photons per second are emitted by the antenna of a microwave oven if its power output is 1 kW at a frequency of 2560 MHz? photons/s4. In an experiment on the photoelectric effect, a metal is illuminated by visible light of different wavelengths. A photoelectron has a maximum kinetic energy of 0.9 eV when red light of wavelength 640 nm is used. With blue light of wavelength 420 nm, the maximum kinetic energy of the photoelectron is 1.9 eV. Use this information to calculate an experimental value for the Planck constant h. [
- Using the data from the table, what is the threshold frequency of the unidentified photosensitive surface?TOPIC: LIGHT ABSORBED AS PHOTONS: PHOTOELECTRIC EFFECT. INSTRUCTIONS: ANSWERS THE PROBLEM. CHOOSE THE ANSWER FROM [ (i),(ii),(iii)...] and provide explanation/solutions.For light with a wavelength of 350 nm and with an intensity of /= 10-8 W/m², what is the number of photons/(m²s) in the light beam?
- Based on your answer in Question 7, when light with a wavelength of 198 nm strikes the surface of tin metal, electrons are ejected with a maximum kinetic energy of 2.9 x 10-19 J. What is the binding energy of these electrons to the metal? A 1.2 x 10-18 ) B 1.0 x 10-18 J С) 7.1 х 10-19] 1.98 x 10-7JA(n) ultraviolet photon has a wavelength of 0.000400 cm. Find the momentum, the frequency, and the energy of the photon in electron volts. (a) the momentum kg. m/s (b) the frequency Hz (c) the energy of the photon in electron volts eV