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Author Question: When a photon collides with a free electron at rest and the direction of motion of the photon ... (Read 159 times)

HCHenry

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on: Jul 28, 2018
When a photon collides with a free electron at rest and the direction of motion of the photon changes,
 a. the magnitude of the momentum of the photon does not change. b. the momentum of the electron does not change. c. the kinetic energy of the electron does not change. d. the total energy of the photon does not change. e. both the magnitude of the momentum and the total energy of the photon decrease.

Question 2

A photon collides with an electron. After the collision the wavelength of the scattered wave at a scattering angle greater than 0 is
 a. greater than or equal to the initial wavelength.
  b. equal to the initial wavelength.
  c. less than or equal to the initial wavelength.
  d. greater than the initial wavelength.
  e. less or greater depending on the scattering angle.


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asdfghjkl;

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Reply #1 on: Jul 28, 2018
Answer to Question 1

E

Answer to Question 2

D


HCHenry

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

mochi09

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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