Asked Oct 20, 2019

If a source of sound moves toward an observer who is at rest, would the observer hear a higher or lower pitch (than the source emits)? and how is that related to wave fronts??


Expert Answer

Step 1

The change in the pitch heard when a vehicle sounding a horn approaches and recedes from an observer is observed. Because, compared to the emitted frequency, the received frequency by the observer is higher du...

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