A В a) An ambulance moving with a speed of Vs m/s, produces a siren of frequency 528HZ, approaches an observer B, who is moving in the opposite direction with a speed of 26.15 m/s. If the frequency heard by the observer B is 664 Hz, and the speed of the sound is 332 m/s, calculate the Speed of the ambulance V, in m/s b) If now, the observer A is receding from the ambulance with the same speed as the observer B, calculate the Frequency of the sound heard by the observer A, in hertz :

A В a) An ambulance moving with a speed of Vs m/s, produces a siren of frequency 528HZ, approaches an observer B, who is moving in the opposite direction with a speed of 26.15 m/s. If the frequency heard by the observer B is 664 Hz, and the speed of the sound is 332 m/s, calculate the Speed of the ambulance V, in m/s b) If now, the observer A is receding from the ambulance with the same speed as the observer B, calculate the Frequency of the sound heard by the observer A, in hertz :

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter17: Sound

Section: Chapter Questions

Problem 136AP: The Doppler shift for a Doppler radar is found by f=fR(1+vc1vc) , where fR is the frequency of the...

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