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Author Question: What size capacitor must be placed in series with a 30. resistor and a 40. mH coil if the resonant ... (Read 78 times)

tsand2

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on: Jul 27, 2018
What size capacitor must be placed in series with a 30.  resistor and a 40. mH coil if the resonant frequency of the circuit is to be 1000. Hz?
 
  A) 2.0 F
  B) 0.63 F
  C) 3.3 F
  D) 6.0 F
  E) 4.5 F

Question 2

A transformer consists of a 500-turn primary coil and a 2000-turn secondary coil. If the current in the secondary is 3.0 A, what is the current in the primary?
 
  A) 0.75 A
  B) 1.3 A
  C) 12 A
  D) 24 A
  E) 48 A


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miss_1456@hotmail.com

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

B

Answer to Question 2

C


tsand2

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Reply 2 on: Jul 27, 2018
Gracias!

chereeb

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Reply 3 on: Yesterday
:D TYSM

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