Home
Class 11
PHYSICS
When an aeroplane attains a speed higher...

When an aeroplane attains a speed higher than the velocity of sound in air, a loud bang is heard. This is because

A

it explodes.

B

it produces a shock wave which is received as the bang.

C

its wings vibrate so violently that the bang is heard.

D

the normal engine noises undergo a Doppler shift to generate the bang.

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

Speed of sound wave in air

At NTP, velocity of sound in air at 0^@C by Newton’s formula is

Explain Newton's formula for (a) velocity of sound in air and (b) state its assumptions.

The temperature at which the velocity of sound in air will be 1.5 times its velocity at 0^@C is

Sound waves in air are always longitudinal, because

Find the temperature at which the velocity of sound in air will be double its velocity at 0^@C

Explain Laplace's correction to the Newton's formula for velocity of sound in air.

Fill in the blanks and explain: The velocity of sound in steel is……..than the velocity of sound in water.

v_m and v_d are the velocities of sound in humid air and dry air respectively. The relation between them is

Fill in the blanks and explain: The incidence of……in daily life shows that the velocity of sound is less than the velocity of light.

TARGET PUBLICATION-Sound-Exercise
  1. A light pointer fixed to one prong of a tuning fork touches a vertical...

    Text Solution

    |

  2. It is possible to distinguish between the transverse and longitudinal ...

    Text Solution

    |

  3. When an aeroplane attains a speed higher than the velocity of sound in...

    Text Solution

    |

  4. It takes 2.0 seconds for a sound wave to travel between two fixed poin...

    Text Solution

    |

  5. Oxygen is 16 times heavier than hydrogen. Equal volumes of hydrogen an...

    Text Solution

    |

  6. A string of mass 2.5 kg is under a tension of 200 N The length of the ...

    Text Solution

    |

  7. Water waves produced by a motor boat sailing in water are

    Text Solution

    |

  8. A man standing between two cliffs claps his hands and starts hearing s...

    Text Solution

    |

  9. When we hear a sound, we can identify its source from .

    Text Solution

    |

  10. Choose the correct option? The distance between two consecutive crest...

    Text Solution

    |

  11. A source of sound of frequency 512 Hz is placed inside water. The spee...

    Text Solution

    |

  12. A man is standing between two parallel cliffs and fires a gun. If he h...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |