At rest, a car\'s horn sounds the note A (440Hz). Thehorn is sounded while the c

Question

At rest, a car's horn sounds the note A (440Hz). Thehorn is sounded while the car is moving down the street. Abicyclist moving in the same direction with 1/3 the car's speedhears a frequency of 415 Hz. What is the speed of the car? Isthe cyclist ahead or behind the car? -Doppler Effect Question At rest, a car's horn sounds the note A (440Hz). Thehorn is sounded while the car is moving down the street. Abicyclist moving in the same direction with 1/3 the car's speedhears a frequency of 415 Hz. What is the speed of the car? Isthe cyclist ahead or behind the car? -Doppler Effect Question

Explanation / Answer

   using the doppler effect we get that    (444 Hz) = (415 Hz) {[345 m / s +(vcar / 3)] / [345 m / s + vcar]}    solve for vcar

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.