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1.3. A photoelectric cell has a cutoff wavelength, λc, of 262.7 nm. ☹ (a) What is the work function of the cell? (b) What current would be produced by the cell if the wavelength was increased to 300 nm? 400 nm? 500 nm? (c) What stopping voltage Vo would be required if the illuminating wavelength were to be reduced to 200 nm? (d) What would be the maximum kinetic energy of the photo-electrons in the case of 200 nm illumination? ¹February 28, 2024 1

1.3. A photoelectric cell has a cutoff wavelength, λc, of 262.7 nm. ☹ (a) What is the work function of the cell? (b) What current would be produced by the cell if the wavelength was increased to 300 nm? 400 nm? 500 nm? (c) What stopping voltage Vo would be required if the illuminating wavelength were to be reduced to 200 nm? (d) What would be the maximum kinetic energy of the photo-electrons in the case of 200 nm illumination? ¹February 28, 2024 1

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1.3. A photoelectric cell has a cutoff wavelength, λc, of 262.7 nm. ☹ (a) What is the work function of the cell? (b) What current would be produced by the cell if the wavelength was increased to 300 nm? 400 nm? 500 nm? (c) What stopping voltage Vo would be required if the illuminating wavelength were to be reduced to 200 nm? (d) What would be the maximum kinetic energy of the photo-electrons in the case of 200 nm illumination? ¹February 28, 2024 1
Transcribed Image Text:1.3. A photoelectric cell has a cutoff wavelength, λc, of 262.7 nm. ☹ (a) What is the work function of the cell? (b) What current would be produced by the cell if the wavelength was increased to 300 nm? 400 nm? 500 nm? (c) What stopping voltage Vo would be required if the illuminating wavelength were to be reduced to 200 nm? (d) What would be the maximum kinetic energy of the photo-electrons in the case of 200 nm illumination? ¹February 28, 2024 1
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