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Author Question: A wave generated in a medium is a longitudinal wave when a. there is a net transport of matter by ... (Read 164 times)

roselinechinyere27m

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on: Jul 28, 2018
A wave generated in a medium is a longitudinal wave when
 a. there is a net transport of matter by the wave. b. the molecules of the medium are unable to exert forces on each other.
  c. molecular displacements are parallel to the wave velocity.
  d. molecular displacements are perpendicular to the wave velocity.
  e. the density of the medium is less than the density of water.

Question 2

You are holding on to one end of a long string that is fastened to a rigid steel light pole. After producing a wave pulse that was 5 mm high and 4 cm wide, you want to produce a pulse that is 6 cm wide and 7 mm high. You must move your hand up and down once,
 a. the same distance up as before, but take a shorter time. b. the same distance up as before, but take a longer time. c. a smaller distance up, but take a shorter time. d. a greater distance up, but take a longer time. e. a greater distance up, but take the same time.


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nhea

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

C

Answer to Question 2

D


roselinechinyere27m

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Reply 2 on: Jul 28, 2018
Gracias!

tanna.moeller

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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