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Author Question: An electron is accelerated through a potential difference of 25 000 V. What is the de Broglie ... (Read 91 times)

genevieve1028

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on: Jul 28, 2018
An electron is accelerated through a potential difference of 25 000 V. What is the de Broglie wavelength of the electron (in m)?
 a. 5.9  10-12
  b. 6.8  10-12
  c. 6.5  10-12
  d. 7.8  10-12
  e. 5.5  10-12

Question 2

A neutron has a mass of 1.67  10-27 kg. Its de Broglie wavelength is 1.4  10-10 m. What temperature would it correspond to if we had a monatomic gas having the same average kinetic energy (in C)?
 a. 273
  b. 25
  c. 36
  d. 309
  e. 51


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Jody Vaughn

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

D

Answer to Question 2

E


genevieve1028

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Reply #2 on: Jul 28, 2018
TY


Jody Vaughn

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Reply #3 on: Jul 28, 2018
You're welcome


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