Physics

12 March, 10:56

A sound wave has frequency of 430 Hz in air. Which of these is closet to the wavelength of this sound? (The speed of sound in air is 343 m/s.)

A. The height of a skyscraper

B. The length of car

C. The height of a tree

D. The width of highway

E. The height of a desk

+3

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