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Author Question: Assume you are a particle in a box called the universe. Estimate your minimum kinetic energy. ... (Read 31 times)

mydiamond

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on: Jul 27, 2018
Assume you are a particle in a box called the universe. Estimate your minimum kinetic energy. (Assume the edge of the box is at a distance of 20. Giga Light Years.)
 
  What will be an ideal response?

Question 2

A diffraction grating has 6000. lines per centimeter ruled on it.
 
  What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated with a beam of light of wavelength 550. nm?


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dudman123

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Reply #1 on: Jul 27, 2018
Answer to Question 1

6  10-123Joules = 3  10-104 eV from /2 = 2R (R = 20. GLY) and K = p2/(2m) = h2/2m2)

Answer to Question 2

40.5


mydiamond

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Reply 2 on: Jul 27, 2018
:D TYSM

amandalm

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Reply 3 on: Yesterday
Excellent

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