Question

Q.12. Calculate the speed of sound at a temperature of 25C. If a stationary observer hears a train horn frequency of 1000 HZ what is the frequency of the horn sound as produced by the source horn of a train moving away from the observer at 50m/s? (20 Points)
0 0
Add a comment Improve this question Transcribed image text
Answer #1

12) #0 whem Sou ordotorerven mouma lotwond esoh otheet C-Vs 031+15 346m/5 . 346 5 1000

Add a comment
Know the answer?
Add Answer to:
Q.12. Calculate the speed of sound at a temperature of 25C. If a stationary observer hears...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • An observer hears the sound from a source that is emitting a sound at a constant...

    An observer hears the sound from a source that is emitting a sound at a constant frequency. In which case will the observer hear the highest frequency sound? a. The observer is moving at 10m/s toward a stationary source b. The observer is moving at 10m/s away from a stationary source c. The source is moving at 10m/s toward a stationary observer d. The source and observer are each moving at 10m/s away from each other e. The source and...

  • A train travelling at 43.4 m/s is approaching a stationary observer, and sounding a warning horn...

    A train travelling at 43.4 m/s is approaching a stationary observer, and sounding a warning horn at 448 Hz. If the speed of sound is 340.7 m/s, calculate the frequency which the observer hears, in Hz to 3 sf.

  • ​A stationary man hears a sound of frequency 447 Hz coming from a source moving towards him

    A stationary man hears a sound of frequency 447 Hz coming from a source moving towards him. The frequency of sound from the source is 385 Hz. Calculate the speed of the source in units of m/s. Assume v = 340 m/s.

  • 1. A source moving with a speed 37 m/s, emits a sound wave with a frequency...

    1. A source moving with a speed 37 m/s, emits a sound wave with a frequency f = 377 Hz. Determine the frequency detected by a stationary observer if the speed of sound is v = 343 m/s and the source is moving towards the observer. 2.A stationary source, emits a sound wave with a frequency f = 428 Hz. Determine the frequency detected by an observer moving towards the source with a speed v = 43 m/s, if the...

  • A motorcyclist is moving 24.5 m/s towards a stationary siren, and hears a 894 Hz sound....

    A motorcyclist is moving 24.5 m/s towards a stationary siren, and hears a 894 Hz sound. What is the frequency of the siren when the cyclist is stationary? A motorcyclist is moving 24.5 m/s toward a stationary siren, and hears an 894 Hz sound. What is the frequency of the siren when the cyclist is stationary? (Hint: 894 Hz is the Doppler-shifted frequency.) (Speed of sound 343 m/s) (Unit Hz) nter

  • 019: A source emits sound with a frequency of 1000 Hz. An observer is moving at...

    019: A source emits sound with a frequency of 1000 Hz. An observer is moving at 160 m/s toward the source, which is stationary. The speed of sound is 340 m/s. The frequency heard by the observers is:

  • Tutorial Sound Waves . A sound source which produces sound of frequency 300 Hz moves along...

    Tutorial Sound Waves . A sound source which produces sound of frequency 300 Hz moves along a straight line and passes by a stationary observer. The observer notices that the frequency of sound heard change Speed of sound in air 330 m s-1] 0when the sound is moving away from him. Determine the speed of the sound source. its siren emitting a sound of frequency 600.0 Hz moves with a speed of me that the speed of sound is 345...

  • 9. An ambulance truck emits a sound with a frequency of 800 Hz. (the speed of...

    9. An ambulance truck emits a sound with a frequency of 800 Hz. (the speed of sound in air at 20 Celsius is 343 m/s). (a) What is the frequency detected by a stationary observer if the ambulance truck moving 30 m/s toward the observer? (b) What frequency will b detected if the ambulance is moving 30 m/s away from the observer?

  • show all steps please If the source of a sound and an observer are moving relative...

    show all steps please If the source of a sound and an observer are moving relative to one another in a way other than along the same straight line, we must invoke the gerneral Doppler equation. The genal Doppler equation is given by V - Vs cos(es) where 00 and 0s are defined in Γ ure a Apply his equatiun tu he scena, o r' which a reight train 15 aveling dt a oon tant speed o 23.0 " s...

  • A commuter train blows its 200 Hz horn as it approaches a crossing. The speed of...

    A commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 330 m/s. (a) An observer waiting at the crossing receives a frequency of 210 Hz. What is the speed of the train (in m/s)? (b) What frequency (in Hz) does the observer receive as the train moves away?

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT