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Light falls on a piece of metal which has a Photoelectric Work Function of 3.0 eV. 4) a) What is the cutoff wavelength for this metal? b) If the light has a frequency of 7.5X10“ Hz, what is the velocity of the outgoing electron? c) If the light has a frequency of 6.0X10“ Hz, what is the velocity of the outgoing electron?

Light falls on a piece of metal which has a Photoelectric Work Function of 3.0 eV. 4) a) What is the cutoff wavelength for this metal? b) If the light has a frequency of 7.5X10“ Hz, what is the velocity of the outgoing electron? c) If the light has a frequency of 6.0X10“ Hz, what is the velocity of the outgoing electron?

College Physics
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter29: Introduction To Quantum Physics
Section: Chapter Questions
Problem 42PE: (a) Calculate the momentum of a photon having a wavelength of 2.50 m. (b) Find the velocity of an...
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Light falls on a piece of metal which has a Photoelectric Work Function of 3.0 eV. 4) a) What is the cutoff wavelength for this metal? b) If the light has a frequency of 7.5X10“ Hz, what is the velocity of the outgoing electron? c) If the light has a frequency of 6.0X10“ Hz, what is the velocity of the outgoing electron?
Transcribed Image Text:Light falls on a piece of metal which has a Photoelectric Work Function of 3.0 eV. 4) a) What is the cutoff wavelength for this metal? b) If the light has a frequency of 7.5X10“ Hz, what is the velocity of the outgoing electron? c) If the light has a frequency of 6.0X10“ Hz, what is the velocity of the outgoing electron?
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