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Author Question: Two waves travel simultaneously through the same medium. The first wave is described by y1(x,t) = ... (Read 27 times)

sam.t96

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Two waves travel simultaneously through the same medium. The first wave is described by y1(x,t) = (2.00 cm)coskx-t and the second wave by y2(x,t) = (3.00 cm)cos(kx-t+). If the resulting wave has an amplitude 4.
 
  00 cm, what is a possible value of ? A)
 
  0.782 rad
 
  B)
 
  0.250 rad
 
  C)
 
  0.644 rad
 
  D)
 
  0.833 rad
 
  E)
 
  1.32 rad

Question 2

Three identical resistors are connected in parallel to a 12-V battery. What is the voltage of any one of the resistors?
 
  A)
 
  36 V
  B)
 
  24 V
  C)
 
  12 V
  D)
 
  4 V
  E)
 
  zero



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jaygar71

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Answer to Question 1

E

Answer to Question 2

C




sam.t96

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


Viet Thy

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Reply 3 on: Yesterday
:D TYSM

 

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