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Author Question: The spectrum of a mercury vapor lamp under very high pressure appears as that from A) an ... (Read 99 times)

pragya sharda

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on: Jul 29, 2018
The spectrum of a mercury vapor lamp under very high pressure appears as that from
 
  A) an incandescent source.
  B) a laser.
  C) an ultraviolet source.
  D) a gas other than mercury.
  E) a monochromatic source.

Question 2

As a solid is gradually heated, it first glows
 
  A) red.
  B) yellow.
  C) white.
  D) blue.


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bimper21

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

Answer: A

Answer to Question 2

Answer: A


pragya sharda

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Reply #2 on: Jul 29, 2018
Thank you!


bimper21

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Reply #3 on: Jul 29, 2018
Always glad to help...


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