In a particular photoelectric experiment, a stoppingpotential of 2.10 V is measured when ultraviolet light ofwavelength 270 nm is incident on the metal. Using thesame setup, what will the new stopping potential be if bluelight of wavelength 440 nm is used, instead?

In a particular photoelectric experiment, a stoppingpotential of 2.10 V is measured when ultraviolet light ofwavelength 270 nm is incident on the metal. Using thesame setup, what will the new stopping potential be if bluelight of wavelength 440 nm is used, instead?

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter3: The Quantum Theroy Of Light

Section: Chapter Questions

Problem 17P

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In a particular photoelectric experiment, a stopping
potential of 2.10 V is measured when ultraviolet light of
wavelength 270 nm is incident on the metal. Using the
same setup, what will the new stopping potential be if blue
light of wavelength 440 nm is used, instead?

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