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Author Question: When a beam of light in air is incident at an angle of incidence i < 90 on a piece of glass, the ... (Read 173 times)

melina_rosy

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on: Jul 29, 2018
When a beam of light in air is incident at an angle of incidence i < 90 on a piece of glass, the angle of refraction is larger than the angle of incidence.
 
  Indicate whether the statement is true or false

Question 2

A perfectly black body at 100C emits light of intensity I that has the strongest intensity near wavelength .
 
  The temperature of this body is now increased to 200C.
  (a) In terms of I, what is the intensity at which this hotter body radiates?
  (b) In terms of , near what wavelength does light radiated from this hotter body have the strongest intensity?


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milbourne11

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Reply #1 on: Jul 29, 2018
Answer to Question 1

FALSE

Answer to Question 2

(a) 2.6I (b) 0.80


melina_rosy

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Reply 2 on: Jul 29, 2018
Wow, this really help

hollysheppard095

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

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