1.

. What is the Doppler effect? Obtain the expression for the apparentfrequency of sound heard when the source is in motion with respect toan observer at rest.

Answer»

TheDoppler effect(or theDoppler shift) is the change in frequency or wavelength of a wave in relation to an observer who is moving relative to the wave source. A common example ofDoppler shiftis the change of pitch heard when a vehicle sounding a horn approaches and recedes from an observer.

1

2



Discussion

No Comment Found

Related InterviewSolutions