Home
Class 12
PHYSICS
A detector is released from rest over a ...

A detector is released from rest over a source of sound of frequency `f_(0) = 10^(3) Hz`. The frequency observed by the detector at time t is plotted in the graph. The speed of sound in air is `(g = 10 m // s^(2)`)

Text Solution

Verified by Experts

300 m/s
Promotional Banner

Topper's Solved these Questions

  • WAVE MOTION AND SOUND

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - I)|59 Videos

  • WAVE MOTION

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

  • WAVE OPTICS

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|33 Videos

Similar Questions

Explore conceptually related problems

A detector is released from rest over a source of sound of frequency f_(o) = 10^(3) H_(Z) . The frequency observer by the decector at time t is plotted in the graph. The speed of sound in air (g = 10 m//s^(2))

A source of sound of frequency f_1 is placed on the ground. A detector placed at a height is released from rest on this source. The observed frequency f(Hz) is plotted against time t(sec) . The speed of sound in air is 300(m)/(s) . Find f_1 ( g=10(m)/(s) ).

A source of sound of frequency f_1 is placed on the ground. A detector placed at a height is released from rest on this source. The observed frequency f(Hz) is plotted against time t(sec) . The speed of sound in air is 300(m)/(s) . Find f_1 ( g=10(m)/(s) ).

A source of sound of frequency f_1 is placed on the ground. A detector placed at a height is released from rest on this source. The observed frequency f(Hz) is plotted against time t(sec) . The speed of sound in air is 300(m)/(s) . Find f_1 ( g=10(m)/(s) ).

Bus moving with speed v forwards a stationary wall. it produces sound of frequency f = 420 Hz. The heard frequency of reflected sound from wall by driver is 490 Hz . Calculate the speed v of bus. The velocity of sound in air is 330 m/s .

A statinary observer receives a sound of frequency 2000 Hz. The variation of apparent frequency and time is shown. Find the speed of source, if velocity of sound is 300(m)/(s)

A source emits sound of frequency 600Hz inside water. The frequency heard in air will be equal to (velocity of sound in water =1500(m)/(s) , velocity of sound in air=300(m)/(s))

a bus is moving towards and stationary observer with speed 20 m/s blows a horn of frequency 200 Hz. the frequency of sound heard by the observer is approximately ( take speed of sound 320 m/s)

A source of sound of frequency 500 Hz is moving towards an observer with velocity 30 m/s . The speed of sound is 330 m/s . the frequency heard by the observer will be

An observer is moving towards a source with speed 15 m/s. The source is moving with speed 5 m/s in the same direction. Air is blowing with speed 10 m/s from observer to source. If frequency of sound emitted is 325 Hz then find frequency of sound heard by observer (velocity of sound in air = 330 m/s) in Hz .

AAKASH SERIES-WAVE MOTION AND SOUND-PROBLEMS (LEVEL - II)
  1. A source emitting a sound of frequency f is placed at a large distance...

    Text Solution

    |

  2. A whistle of frequency f0 = 1300 Hz is dropped from a height H = 505 m...

    Text Solution

    |

  3. A detector is released from rest over a source of sound of frequency f...

    Text Solution

    |

  4. A source S of acoustic wave of the frequency v0=1700Hz and a receiver ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  11. Two identical tuning forks vibrating at the same frequency 256 Hz are ...

    Text Solution

    |

  12. Two sound sources are moving in opposite directions with velocities v...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  15. A stationary sound sound 's' of frequency 334 Hz and a stationary ovs...

    Text Solution

    |

  16. Spherical waves are emitted from a 1.0 W source in an isotropic non-ab...

    Text Solution

    |

  17. The intensity of sound from a point source is 1.0 xx 10^-8 Wm^-2, at a...

    Text Solution

    |

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

    Text Solution

    |

  19. About how many times more intense will the normal ear perceiver a soun...

    Text Solution

    |

  20. The explosion of a fire cracker in the air at the a heigth of 40 m pro...

    Text Solution

    |