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Author Question: What power lens is needed to correct for farsightedness where the uncorrected near point is 75 cm? ... (Read 65 times)

Pea0909berry

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on: Jul 27, 2018
What power lens is needed to correct for farsightedness where the uncorrected near point is 75 cm?
 
  A) -2.67 D
  B) +2.67 D
  C) +5.33 D
  D) -5.33 D
  E) +1.00 D

Question 2

A resistance of 55. , a capacitor of capacitive reactance 30. , and an inductor of inductive reactance 30.  are connected in series to a 110. V, 60. Hz power source. What current flows in this circuit?
 
  A) 2. A
  B) less than 2. A
  C) more than 2. A but less than 4. A
  D) more than 4. A
  E) 4. A


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jasonq

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

B

Answer to Question 2

A


Pea0909berry

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Reply 2 on: Jul 27, 2018
Gracias!

flexer1n1

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Reply 3 on: Yesterday
Excellent

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