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Author Question: In an AC circuit the voltage varies as V = 96. sin (277 t) volts. (a) What is the rms voltage? ... (Read 16 times)

tingc95

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on: Jul 27, 2018
In an AC circuit the voltage varies as V = 96. sin (277 t) volts.
 
  (a) What is the rms voltage?
  (b) What is the frequency?

Question 2

An observer approaches a stationary 1000 Hz sound source at twice the speed of sound. The observer hears a frequency of
 
  A) 2000 Hz.
  B) 500 Hz.
  C) 4000 Hz.
  D) 1500 Hz.
  E) 3000 Hz.


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katkat_flores

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

(a) 68. V
(b) 44.1 Hz

Answer to Question 2

D


tingc95

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Reply 2 on: Jul 27, 2018
Gracias!

ASDFGJLO

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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