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Author Question: A transformer has a turns ratio of 10. The primary voltage and current are 120. volts and 20. ... (Read 29 times)

lunatika

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on: Jul 27, 2018
A transformer has a turns ratio of 10. The primary voltage and current are 120. volts and 20. Amperes.
 
  (a) What is the primary impedance (ratio of primary voltage to current)?
  (b) What is the secondary impedance?

Question 2

Subduction on the Earth is the process by which
 
  A) dense material sank while lighter material rose to the surface during the early geological history
  B) molten lava oozes out between two tectonic plates that are slowly moving apart
  C) volcanic material flows from the deep interior to produce volcanic islands
  D) oceanic crust sinks below continental crust at a tectonic plate boundary


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braelync

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

(a) 6.0 ohms
(b) 0.60 K

Answer to Question 2

D


lunatika

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Reply 2 on: Jul 27, 2018
Gracias!

bitingbit

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Reply 3 on: Yesterday
Wow, this really help

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