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Author Question: What is the maximum angular magnification of a magnifying glass of focal length 10 cm? (Assume the ... (Read 78 times)

sarasara

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on: Jul 29, 2018
What is the maximum angular magnification of a magnifying glass of focal length 10 cm? (Assume the near point is at 25 cm.)
 
  What will be an ideal response?

Question 2

The coefficient of linear expansion of aluminum is 24.0  10-6 K-1 and the density of aluminum at 0C is 2.70  103 kg/m3. What is the density of aluminum at 300C?
 
  A) 3.93  103 kg/m3
  B) 2.73  103 kg/m3
  C) 2.70  103 kg/m3
  D) 2.67  103 kg/m3
  E) 2.64  103 kg/m3


xMRAZ

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Reply #1 on: Jul 29, 2018
Answer to Question 1

3.5

Answer to Question 2

E


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