Home
Class 12
PHYSICS
If the amplitude of sound is doubled and...

If the amplitude of sound is doubled and the frequency reduced to one- fourth the intensity of sound at the same point will

A

Decreased by a factor of 4

B

Increased by a factor of 2

C

Decreased by a factor of 2

D

Increased by a factor of 4

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TEST 3

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|74 Videos

  • TEST 5

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|43 Videos

Similar Questions

Explore conceptually related problems

What do you mean by intensity of sound?

The two coherent sources of equal intensity produce maximum intensity of 100 units at a point. If the intensity of one of the sources is reduced by 50% by reducing its width then the intensity of light at the same point will be

The two coherent sources of equal intensity produce maximum intensity of 100 units at a point. If the intensity of one of the sources is reduced by 50% by reducing its width then the intensity of light at the same point will be

Two coherent sources of equal intensity produce maximum intensity of 100 units at a point. If the intensity of one of the sources is reduced by 36% reducing its width, then the intensity of light at the same point will be

If the intensity of sound is doubled, by how many decibels does the sound level increase ?

Two sources of sound S_1 and S_2 vibrate at same frequency and are in phase. The intensity of sound detected at a point P as shown in the figure is I_0 . (a) If theta equals 45^@ , what will be the intensity of sound detected at this point if one of the sources is switched off ? (b) What will be the answer of the previous part if theta= 60^@ ?

A sound of single frequency is called a

By reducing the amplitude of a sound wave, its :

Two sound waves of equal intensity l, generates beats. The intensity of sound l_(s) produced in beats will be

What is the intensity of sound during normal conversation?

AAKASH INSTITUTE ENGLISH-TEST 4-EXAMPLE
  1. In a resonance pipe the first and second resonances are obtained at de...

    Text Solution

    |

  2. A person feels 2.5% difference of frequency of a motor-car horn. If th...

    Text Solution

    |

  3. If the amplitude of sound is doubled and the frequency reduced to one-...

    Text Solution

    |

  4. Intensity level at a distance 200 cm frorn.a point source of sound is ...

    Text Solution

    |

  5. Two cars are moving on two perpendicular roads towards a crossing with...

    Text Solution

    |

  6. In an experiment, sonometer wire vibrates in 4 loops when a 50 g weigh...

    Text Solution

    |

  7. Given figure shows an incident pulse P reflected from a rigid support....

    Text Solution

    |

  8. Two tuning forks P and Q are vibrated together. The number of beats pr...

    Text Solution

    |

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

    Text Solution

    |

  10. The length of a sonometer wire is 0.75 m and density is 9 xx 10^3 kg/m...

    Text Solution

    |

  11. Three waves of equal frequency having amplitudes 10 mm, 4 mm and 7 mm ...

    Text Solution

    |

  12. A line source of sound of length 10 m, emitting a pulse of sound that ...

    Text Solution

    |

  13. The particles of a medium oscillate about their equilibrium position, ...

    Text Solution

    |

  14. The change in frequency due to Doppler effect does not depend on

    Text Solution

    |

  15. The dimensional formula of "Moment of force" is

    Text Solution

    |

  16. The direction of the angular velocity vector is along

    Text Solution

    |

  17. The rotational inertia of a disc about its geometrical axis does not d...

    Text Solution

    |

  18. A force with a given magnitude is to be applied to a wheel. The torque...

    Text Solution

    |

  19. A particle, held by a string whose other end is attached to a fixed po...

    Text Solution

    |

  20. A single force acts on a particle situated on the negative x-axis. The...

    Text Solution

    |