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Author Question: Which telescope has the largest light-gathering power among the following telescopes? A) A ... (Read 81 times)

Garrulous

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on: Jul 27, 2018
Which telescope has the largest light-gathering power among the following telescopes?
 
  A) A telescope of diameter 5 cm and focal length 50 cm
  B) A telescope of diameter 6 cm and focal length 100 cm
  C) A telescope of diameter 2 cm and focal length 100 cm
  D) A telescope of diameter 3 cm and focal length 75 cm

Question 2

A telescope that suffers from chromatic aberration and has a low light-gathering power is most likely a:
 
  A) small diameter reflecting telescope.
  B) small diameter refracting telescope.
  C) large diameter refracting telescope.
  D) large diameter reflecting telescope.


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todom5090

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

B

Answer to Question 2

B


Garrulous

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

scikid

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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