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Author Question: What is the de Broglie wavelength for a proton (m = 1.67 10-27 kg) moving at a speed of 3.0 106 ... (Read 122 times)

NguyenJ

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on: Jul 28, 2018
What is the de Broglie wavelength for a proton (m = 1.67  10-27 kg) moving at a speed of 3.0  106 m/s? (h = 6.63  10-34 Js)
 a. 0.33  10-13 m
  c. 0.66  10-13 m
  b. 1.3  10-13 m
  d. 2.0  10-13 m

Question 2

According to de Broglie, as the momentum of a moving particle is quartered, the corresponding wavelength changes by what factor?
 a. 1/4
  c. 16
  b. 1/16
  d. 4


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Joc

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

B

Answer to Question 2

D


NguyenJ

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Reply 2 on: Jul 28, 2018
Gracias!

covalentbond

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Reply 3 on: Yesterday
Wow, this really help

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