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Author Question: The focal lengths of the objective lens and the eyepiece of a microscope are 0.50 cm and 2.0 cm, ... (Read 521 times)

Engineer

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on: Jul 29, 2018
The focal lengths of the objective lens and the eyepiece of a microscope are 0.50 cm and 2.0 cm, respectively, and their separation is 6.0 cm when adjusted for minimum eyestrain for a person with a near point of 25.0 cm.
 
  If the microscope is focused on a small object, the magnitude of its final overall magnification is closest to
  A) 200. B) 150. C) 50. D) 100. E) 250.

Question 2

A series circuit has a 100- resistor, a 0.100-F capacitor, and a 2.00-mH inductor connected across a 120-V rms ac source operating at 1000/ Hz. What is the rms voltage across the inductor?
 
  A) 120 mV
  B) 87.1 mV
  C) 302 mV
  D) 96.1 mV
  E) 200 mV


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blazinlyss

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

D

Answer to Question 2

D


Engineer

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Reply 2 on: Jul 29, 2018
Gracias!

milbourne11

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Reply 3 on: Yesterday
Excellent

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