Calculate the wavelength of a 20-Hz wave. Calculate the wavelengths in air at 20° C for sounds in the maximum range of human hearing. The speed of sound in air is 343 m/s. Express your answer to two significant figures and include the appropriate units. Alow = 17 m Submit Previous Answers v Correct • Part B Calculate the wavelength of a 20,000-Hz wave. Express your answer to two significant figures and include the appropriate units. Ahigh = 1,7x10-2 m Submit Previous Answers Correct Part C What is the wavelength of a 27-MHz ultrasonic wave? Express your answer to two significant figures and include the appropriate units. dultrasonie =|1.7 • 10- m Submit Previous Answers Request Answer
Calculate the wavelength of a 20-Hz wave. Calculate the wavelengths in air at 20° C for sounds in the maximum range of human hearing. The speed of sound in air is 343 m/s. Express your answer to two significant figures and include the appropriate units. Alow = 17 m Submit Previous Answers v Correct • Part B Calculate the wavelength of a 20,000-Hz wave. Express your answer to two significant figures and include the appropriate units. Ahigh = 1,7x10-2 m Submit Previous Answers Correct Part C What is the wavelength of a 27-MHz ultrasonic wave? Express your answer to two significant figures and include the appropriate units. dultrasonie =|1.7 • 10- m Submit Previous Answers Request Answer
Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter1: Physics And Measurement
Section: Chapter Questions
Problem 1.29P
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