QUESTION 9 An eagle flying at 28 m/s emits a cry whose frequency is 370 Hz. A blackbird is moving in the same direction as the eagle at 11.32 m/s. (Assume the speed of sound is 343 m/s). What frequency does the blackbird hear (in Hz) as the eagle approaches the blackbird?
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vo vo Eagle v-vogn . blackbira Source observer As we...