Physics, 27.04.2021 20:50 mielhdz

An ambulance travels down the highway at a speed of 128 km/h. Its siren emits a sound at a frequency of 925 Hz. A car traveling at 75 km/h is on the other side of the highway (it is moving in the opposite direction). The speed of sound in air is 343 m/s. (A) What is the frequency of the siren heard by a passenger in the car as the car and ambulance approach each other? (B) What is the frequency of the siren heard by a passenger in the car as the car and ambulance move away from each other?

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 14:00, tonytashaqua

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.

Answers: 3

continue

Physics, 22.06.2019 15:00, deonnaturner68p7hz7y

What sort of waves exhibit the doppler effect?

Answers: 1

continue

Physics, 22.06.2019 16:40, scully1442

Acapacitor is storing energy of 3 joules with a voltage of 50 volts across its terminals. a second identical capacitor of the same value is storing energy of 1 joule. what is the voltage across the terminals of the second capacitor?

Answers: 3

continue

Physics, 22.06.2019 18:00, cratsley321

By what primary heat transfer mechanism does the sun warm the earth?

Answers: 1

continue

You know the right answer?

An ambulance travels down the highway at a speed of 128 km/h. Its siren emits a sound at a frequency...