Home
Class 12
PHYSICS
A sound source moves with a speed of 80 ...

A sound source moves with a speed of 80 m/s relative to still air toward a stationary listener. The frequency of sound is 200Hz and speed of sound in air is 340 ms.
Find the wavelength of the sound between the source and the listener.

Text Solution

Verified by Experts

1.3m
Promotional Banner

Topper's Solved these Questions

  • WAVE MOTION AND SOUND

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - I)|60 Videos

  • WAVE MOTION

    AAKASH SERIES|Exercise PRACTICE SHEET ADVANCED (INTEGER TYPE QUESTIONS)|10 Videos

  • WAVE OPTICS

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|20 Videos

Similar Questions

Explore conceptually related problems

A source of sound is travelling towards a stationary observer. The frequency of sound heard by the observer is 25% more that the actual frequency. If the speed of sound is v, that of the source is

A railway engine moving with a speed of 60 m/s passes in front of a stationary listener. The real frequency of the whistle is 400 Hz. Calculate the apparent frequency heard by the listener (a) When the engine is approaching the listener (b) When the engine is moving away from listener (V=340 m/s)

If the velocity of sound in air is 340 m/s, then calculate the wave length when frequency is 256 Hz.

A train is moving at 30 m/s in still air. The frequency of the locomotive whistle is 500 Hz and the speed of sound is 345 m/s.what would be the apparent wavelengths in front of and behind the locomotive if a wind of speed 10 m/s were blowing in the same direction as that in which the locomotive is travelling?

The driver of a car travelling with speed 30 m/ sec towards a hill sounds a horn of frequency 600 Hz. If the velocity of sound in air is 330 m/s, the frequency of reflected sound as heard by driver is

Stationary waves are setup in an air column. If the velocity of sound in air is 330ms^-1 and frequency is 165 Hz, the distance between the nodes is

To an observer, the pitch of a stationary source of sound appears to be reduced by 20%. If the speed of sound is 340m/s then speed and direction of the observer is

AAKASH SERIES-WAVE MOTION AND SOUND-PROBLEMS (LEVEL - II)
  1. A source of sound emitting a 1200 Hz note travels along a straight lin...

    Text Solution

    |

  2. A source emitting a sound of frequency n is placed at a large distance...

    Text Solution

    |

  3. A sound source moves with a speed of 80 m/s relative to still air towa...

    Text Solution

    |

  4. A sound source moves with a speed of 80 m/s relative to still air towa...

    Text Solution

    |

  5. A railroad train is travelling at 30 m/s in still air. The frequency o...

    Text Solution

    |

  6. A railroad train is travelling at 30 m/s in still air. The frequency o...

    Text Solution

    |

  7. A railroad train is travelling at 30 m/s in still air. The frequency o...

    Text Solution

    |

  8. A railroad train is travelling at 30 m/s in still air. The frequency o...

    Text Solution

    |

  9. A 300 Hz source, an observer and wind are moving as shown in the figur...

    Text Solution

    |

  10. A person standing on a road sends a sound signal to the driver of a ca...

    Text Solution

    |

  11. A stationary sound sources of frequency 334 Hz and a stationary obser...

    Text Solution

    |

  12. Spherical waves are emitted from a 1.0 watt source in an isotropic non...

    Text Solution

    |

  13. The intensity of sound from a point source is 1.0 xx 10^(-8) W//m^2 at...

    Text Solution

    |

  14. Most people interpret a 9.0 dB increase in sound intensity level as a ...

    Text Solution

    |

  15. About how many times more intense will the normal ear perceive a sound...

    Text Solution

    |

  16. The explosion of a fire cracker in the air at a height of 40 m produce...

    Text Solution

    |

  17. The sound level at a point 5.0 m away from a point source is 40 dB. Wh...

    Text Solution

    |

  18. If the intensity of sound is doubled, by how many decibels does the so...

    Text Solution

    |

  19. Sound with intensity larger than 120 dB. appears painful to a person. ...

    Text Solution

    |

  20. Two waves, each having a frequency of 100 Hz and a wavelength of 2.0 c...

    Text Solution

    |