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Author Question: If y = 0.02 sin (30x 400t) (SI units), the wave number is a. 30 rad/m b. 30/2 rad/m c. 400/2 ... (Read 52 times)

Frost2351

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on: Jul 28, 2018
If y = 0.02 sin (30x  400t) (SI units), the wave number is
 a. 30 rad/m
  b. 30/2 rad/m
  c. 400/2 rad/m
  d. 400 rad/m
  e. 60 rad/m

Question 2

If y = 0.02 sin (30x  400t) (SI units), the angular frequency of the wave is
 a. 30 rad/s
  b. 30/2 rad/s
  c. 400/2 rad/s
  d. 400 rad/s
  e. 40/3 rad/s


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bigcheese9

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

a

Answer to Question 2

d


Frost2351

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  • Posts: 557
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

duy1981999

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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