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Author Question: An objective lens of a telescope has a 1.90 m focal length. When viewed through this telescope, the ... (Read 102 times)

Arii_bell

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on: Jul 27, 2018
An objective lens of a telescope has a 1.90 m focal length. When viewed through this telescope, the moon appears 5.25 times larger than normal. How far apart are the objective lens and the eyepiece when this instrument is focused on the moon?
 
  What will be an ideal response?

Question 2

An object is placed 9.5 cm from a lens of focal length 24 cm.
 
  (a) Where is the image formed?
  (b) What is the magnification?


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bimper21

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

2.26 m

Answer to Question 2

(a) 16 cm from the lens on the same side as the object
(b) m = 1.7


Arii_bell

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

patma1981

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Reply 3 on: Yesterday
Excellent

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