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Author Question: ________ optics deform the shape of the mirror to compensate for the turbulence in the atmosphere ... (Read 136 times)

Tazate

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on: Jul 27, 2018
________ optics deform the shape of the mirror to compensate for the turbulence in the atmosphere and yield a close to diffraction-limited image.
 
  A) Collimating B) Parabolic C) Adaptive D) Coherent E) CCD

Question 2

The longer the period of pulsation for a Cepheid, the more massive and luminous the variable giant star is.
 
  Indicate whether the statement is true or false


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Expo

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

C

Answer to Question 2

TRUE


Tazate

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Reply #2 on: Jul 27, 2018
Thanks


Expo

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Reply #3 on: Jul 27, 2018
Welcome :)


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