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Author Question: An ideal transformer is one that: a. has an output frequency of 60 Hz. c. experiences no power ... (Read 46 times)

Garrulous

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on: Jul 28, 2018
An ideal transformer is one that:
 a. has an output frequency of 60 Hz.
  c. experiences no power loss.
  b. has a turn ratio, N2/N1, equal to 1.
  d. works with direct current.

Question 2

If the air temperature decreases, how does the resonant frequency in a pipe closed at one end change?
 a. It increases.
  b. It decreases.
  c. It doesn't change since one end of the pipe is closed. d. It doesn't change because resonance is a pressure phenomenon.


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momolu

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


Garrulous

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Reply 2 on: Jul 28, 2018
:D TYSM

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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