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Author Question: The extent of thermal escape in a planetary atmosphere is dependent A) only on the temperature of ... (Read 58 times)

imowrer

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on: Jul 27, 2018
The extent of thermal escape in a planetary atmosphere is dependent
 
  A) only on the temperature of its atmosphere
  B) on the temperature and molecular weight of the gases in its atmosphere
  C) only on the thickness of its atmosphere
  D) only on molecular weight of the gases in its atmosphere

Question 2

A terrestrial telescope has focal lengths of 15. mm, 7.5 cm, and 120. cm for eyepiece, erecting lens, and objective respectively.
 
  (a) What is the magnification of the telescope?
  (b) Is this an angular magnification or a lateral size magnification?
  (c) What is its length (objective to eyepiece distance)?


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harveenkau8139

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

B

Answer to Question 2

(a) 80.
(b) angular mag.
(c) 152. cm


imowrer

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

nguyenhoanhat

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Reply 3 on: Yesterday
Gracias!

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