Home
Class 11
PHYSICS
The smallest change in sound intensity t...

The smallest change in sound intensity that can be detected by the human ear is

A

0.51 dB

B

0.1 dB

C

1 dB

D

2 dB

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise EXERCISE|147 Videos

  • Thermal Properties of Matter

    TARGET PUBLICATION|Exercise Exercise|259 Videos

Similar Questions

Explore conceptually related problems

When both source and listener approach each other with a velocity equal to half the velocity of sound, the change in frequency of the sound as detected by the listener is

Complete the paragraph Complete the following paragraph by choosing correct alternatives from those given in the bracket. (audible, 20 Hz, infra-sound, greater, 20,000 Hz, electrical signals, less, pressure) Range of frequencies of sound which can be heard by the human ears is called ________sound. The range of audible sound is between_________to __________to . Sound of frequency less than 20 Hz is called ______Ultra sound has a frequency ______than 20,000 Hz. Human ear converts pressure variations in air into_________.

Which vitamin can be synthesized by the human body?

Describe the structure of human ear.

What is the unit of intensity of sound ?

Draw a labelled diagram of human ear.

Sound waves of wavelength1cm have a velocity of 340 m/s in air. What is their frequency? Can this sound be heard by the human ear?

The audible range of sound for human being.

TARGET PUBLICATION-Sound-Exercise
  1. A wave of frequency 512 Hz has a velocity of 320 m s^(-1). The distanc...

    Text Solution

    |

  2. Assertion: The water waves in the ocean are always normal to the shore...

    Text Solution

    |

  3. The smallest change in sound intensity that can be detected by the hum...

    Text Solution

    |

  4. a narrow pulse for example a short pip by a whistle is sent across a m...

    Text Solution

    |

  5. If the bulk modulus of water is 2100 MPa, what is the speed of sound i...

    Text Solution

    |

  6. Choose the correct option? If pressure of air gets doubled, then velo...

    Text Solution

    |

  7. Wavelength of the transverse wave is 30 cm. If the particle at some in...

    Text Solution

    |

  8. A tuning fork has frequency 512 Hz. The number of vibrations of the fo...

    Text Solution

    |

  9. Assertion: A tuning fork is made of an alloy of steel, nickel and chro...

    Text Solution

    |

  10. If the splash is heard 4.23 s after a stone is dropped into a pit in w...

    Text Solution

    |

  11. A closed organ pipe of length L and an open organ pipe contain gases o...

    Text Solution

    |

  12. A man is watching two trains, one leaving and the other coming in with...

    Text Solution

    |

  13. Which of the following requires a medium for their propogation?

    Text Solution

    |

  14. Sound waves travel at 350 m//s through a warm air and at 3500 m//s thr...

    Text Solution

    |

  15. If velocity of sound in a gas is 360 m//s and the distance between a c...

    Text Solution

    |

  16. The equation of the progressive wave is Y=3sin[x (frac(t)(3)-frac(x)(5...

    Text Solution

    |

  17. A wave travelling in the +ve x-direction having displacement along y-d...

    Text Solution

    |

  18. A sound wave y=A0 sin (omegat-kx) is reflected from a rigid wall with ...

    Text Solution

    |

  19. A transverse wave is described by the equation Y=Y(0) sin 2 pi (ft-fra...

    Text Solution

    |

  20. The displacement y of wave trvelling in the x-direction is given by y=...

    Text Solution

    |