2 years ago

(b) Complete the sentence about longitudinal

Physics

1 answer:

Kay [80]2 years ago

7 0

Answer:

see below

Explanation:

b ) the vibrations of the air particles are parallel to the direction of energy transfer.

c) use formula

speed = wavelength x frequency

speed = 0.85 x 400

speed = 340 m/s

hope you get it

please mark

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