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Author Question: An incandescent light (glowing tungsten filament) produces: A) a continuous spectrum, with the ... (Read 180 times)

viki

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on: Jul 27, 2018
An incandescent light (glowing tungsten filament) produces:
 
  A) a continuous spectrum, with the peak giving the temperature of the filament.
  B) an emission spectrum, with bright lines due to ionized tungsten.
  C) an absorption spectrum, with dark lines due to the solid filament.
  D) a continuum, with bright tungsten lines added.
  E) a continuum, with dark lines of tungsten and argon as well.

Question 2

The Galactic Year is the time for our solar system to orbit the Galaxy; it is about:
 
  A) 15 million years.
  B) 225 million years.
  C) 4.5 billion years.
  D) 9.6 billion years.
  E) 13.5 billion years.


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jaymee143

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

A

Answer to Question 2

B


viki

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Reply #2 on: Jul 27, 2018
TY


jaymee143

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Reply #3 on: Jul 27, 2018
You're welcome


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