Ask Question
20 May, 02:23

An opera singer in a convertible sings a note at 700 hz while cruising down the highway at 83 km/h. the speed of sound in the air is 343 m/s. part a what is the frequency heard by a person standing beside the road in front of the car?

+1
Answers (1)
  1. 20 May, 04:33
    0
    In meters per second, the singer is traveling ...

    ... 83 km/h * (1 h) / (3600 s) * (1000 m) / (1 km) ≈ 23 1/18 m/s

    Then the observed frequency is ...

    ... f' = 343 / (343 - 23.056) ·700 Hz ≈ 750.4 Hz
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “An opera singer in a convertible sings a note at 700 hz while cruising down the highway at 83 km/h. the speed of sound in the air is 343 ...” in 📘 Physics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers