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Author Question: A telescope is used to view two small lights separated by 2.0 cm at a distance of 500 m. What ... (Read 37 times)

Zoey63294

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on: Jul 28, 2018
A telescope is used to view two small lights separated by 2.0 cm at a distance of 500 m. What minimum objective lens diameter is needed to just resolve these objects if their wavelength is 656 nm?
 a. 2.0 cm
  c. 1.2 cm
  b. 1.0 cm
  d. 2.4 cm

Question 2

Which of the following primarily determines the resolution of a telescope?
 a. the diameter of the eyepiece
  c. the focal length of the objective
  b. the diameter of the objective
  d. the barrel length


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dellikani2015

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


Zoey63294

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

chereeb

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Reply 3 on: Yesterday
:D TYSM

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