Author Question: Classical theories predict that most of the energy from a blackbody should be radiated: a. at the ... (Read 68 times)

c0205847

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Classical theories predict that most of the energy from a blackbody should be radiated:
 a. at the wavelength given by Wien's displacement law.
  b. as thermal radiation in the infrared region.
  c. a blackbody should not radiate.
  d. as ultraviolet light.

Question 2

What is the surface temperature of a distant star (which emits light as if it were a blackbody) where the peak wavelength is 456 nm? (Hint: The surface of the human body at 35 C has a peak wavelength of 9.41 mm). (1 nm = 10-9 m = 10-3 mm)
 a. 5100 K
  c. 6040 K
  b. 4510 K
  d. 6360 K



xoxo123

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Answer to Question 1

D

Answer to Question 2

D



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