Part E Ultrasound is used to view the interior of the body, much as x rays are utilized. For sharp imagery, the waveleng

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Part E Ultrasound Is Used To View The Interior Of The Body Much As X Rays Are Utilized For Sharp Imagery The Waveleng 1 (18.64 KiB) Viewed 49 times

Part E Ultrasound is used to view the interior of the body, much as x rays are utilized. For sharp imagery, the wavelength of the sound should be around one-fourth (or less) the size of the objects to be viewed. Approximately what frequency of sound is needed to produce a clear image of a tumor that is 1.00 mm across if the speed of sound in the tissue is 1550 m/s? Express your answer in megahertz. ΤΙ ΑΣΦ ? f= MHz Submit Request Answer
Part A Blue whales apparently communicate with each other using sound of frequency 17.0 Hz, which can be heard nearly 1000 away in the ocean. What is the wavelength of such a sound in seawater, where the speed of sound is 1531 m/s? Express your answer in meters. ΟΙ ΑΣΦ ? X = m Submit Request Answer Part B One type of sound that dolphins emit is a sharp click of wavelength 1.50 cm in the ocean. What is the frequency of such clicks? Express yiur answer in kilohertz. ΟΙ ΑΣφ ? f= kHz Submit Request Answer
Part C One brand of dog whistles claims a frequency of 25.0 kHz for its product. What is the wavelength of this sound? Express your answer in centimeters. EVO AZO ? X = cm Submit Request Answer Part D While bats emit a wide variety of sounds, one type emits pulses of sound having a frequency between 39.0 kHz and 78.0 kHz. What is the range of wavelengths of this sound? Express your answers in milimeters separated by comma. IVG AEO ? 11, 12 = mm Submit Request Answer