Home
Class 12
PHYSICS
The difference between the apparent freq...

The difference between the apparent frequency of a sound of soun as perceived by an observer during its approach and recession is `2%` of the natural frequency of the source. If the velocity of sound in air is `300m//s`, the velocity of the source is (It is given that velocity of source `ltlt velocity of sound )

A

1.5 m/s

B

12 m/s

C

6 m/s

D

3 m/s

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The difference between the apparent frequency of a source of sound as perceived by an observer during its approach and recession is 2% of the natural frequency of the source. Then the speed of the source will be

A source of sound attached to the bob of a simple pendulum execute SHM the difference between the apparent frequency of sound as received by an observer during its approach and recession at the mean position of the SHM motion is 2% of the natural frequency of the source the velocity of the source at the mean position is (velocity of sound in the air is 340m//s ) [Assume velocity of sound source lele velocity of sound in air]

The difference between the apparent frequencies of whistle as received by an observe in rest during approach to recession of the train is 1% . If velocity of sound is 320 m/sec, the velocity of the train is

An observer moving towards a stationary source observes that the apparent frequency is three times the actual frequency of the source. If the velocity of sound is V, the velocity of the observer would be-

A source is moving towards a stationary observer, so that the apparent frequency increases by 50%. If velocity of sound is 330 m/s, then velocity of source is

An observer moves towards a stationary source of sound of frequency n . The apparent frequency heard by him is 2 n . If the velocity of sound in air is 332 m/sec, then the velocity of the observer is

What should be the velocity of a sound source moving towards a stationary observer so that apparent frequency is double the actual frequency (Velocity of sound is v )

With what velocity should a source of sound move towards a listener so that apparent frequency is twice the actual frequency ? Take velocity of sound in air =330m//s

AAKASH INSTITUTE-TEST 6-EXAMPLE
  1. Two sound sources emitting sound each of wavelength lambda are fixed a...

    Text Solution

    |

  2. A source of frequency 'f' is stationary and an observer starts moving ...

    Text Solution

    |

  3. The difference between the apparent frequency of a sound of soun as pe...

    Text Solution

    |

  4. An unknown frequency x produces 8 beats per seconds with a freuquency ...

    Text Solution

    |

  5. When a tuning fork A of unknown frequency is sounded with another tuni...

    Text Solution

    |

  6. Fundamental frequency of sonometer wire is n. If the length. Tension a...

    Text Solution

    |

  7. A string is rigidly tied at two ends and its equation of vibration is ...

    Text Solution

    |

  8. Source waves are emitted uniformly in all directions from a point sour...

    Text Solution

    |

  9. A wave travelling in positive X-direction with A=0.2m has a velocity o...

    Text Solution

    |

  10. The velocity v of a particle of mass is moving along a straight line c...

    Text Solution

    |

  11. Two SHM are represented by equations x1=4sin(omega t+37°) and x2=5cos(...

    Text Solution

    |

  12. A particle executes linear SHM with time period of 12 second. Minimum ...

    Text Solution

    |

  13. The potential energy U of a particle oscillating along x-axis is given...

    Text Solution

    |

  14. The time period of a simple pendulum on the surface of the Earth is T1...

    Text Solution

    |

  15. A simple pendulum is hanging from the roof of a trolley which is movin...

    Text Solution

    |

  16. The temperature at which the RMS velocity of an ideal gas molecule wou...

    Text Solution

    |

  17. At what temperature RMS velocity of O2 molecule will be one third of H...

    Text Solution

    |

  18. On the basis of kinetic theory of gases, the mean kinetic energy of 1 ...

    Text Solution

    |

  19. The average kinetic energy of H(2) molecules at 300 K is E at the same...

    Text Solution

    |

  20. Position and negative ions are produced at the origin. If they are su...

    Text Solution

    |