Home
Class 12
PHYSICS
Velocity of sound in air (I) increases...

Velocity of sound in air
(I) increases with temperature
(II) decreases with temperature
(III) increase with pressure
(IV) is independent of pressure
(V) decreases with pressure
(VI) is independent of temperature Choose the correct answer

A

only I and II are true

B

only I and III are true

C

only II and III are true

D

only I and IV are true

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-IA (Matching )|4 Videos

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-IB (Assertion (A) & Reason (R) Type Questions)|72 Videos

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-IA (Theoretical questions :)|85 Videos

  • WAVE OPTICS

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|20 Videos

  • WAVES OPTICS

    AAKASH SERIES|Exercise EXERCISE -III (POLARISITION)|10 Videos
AAKASH SERIES-WAVES-EXERCISE-IA (Statement type questions:)
  1. Statement(A) : Elasticity' property is necessary for the propagation o...

    Text Solution

    |

  2. The intensity of a wave is (a) Proportional to square of the frequen...

    Text Solution

    |

  3. Which of the following functions represent stationary wave. Where a,b,...

    Text Solution

    |

  4. Statement(A) : When a composite wire is stretched between two supports...

    Text Solution

    |

  5. During the apparent change in frequency due to relative motion of sour...

    Text Solution

    |

  6. The apparent frequency and real frequency of sound are the same (A) ...

    Text Solution

    |

  7. Statement(A): The reflection of sound from an extended object is echo ...

    Text Solution

    |

  8. (A) Source motion effects the wavelength but observer motion effects t...

    Text Solution

    |

  9. (A) The rotation of Saturn's rings and of double stars has been detect...

    Text Solution

    |

  10. Velocity of sound in air (I) increases with temperature (II) decre...

    Text Solution

    |

  11. It is desired to increase the fundamental resonance frequency in a tub...

    Text Solution

    |

  12. (A): In solids mechanical waves can be either transverse or longitudin...

    Text Solution

    |

  13. (A): Mechanical transverse waves can propagate only in medium with she...

    Text Solution

    |

  14. (A): In a harmonic progressive wave of a given frequency all particles...

    Text Solution

    |

  15. (A) : Relative to an observer at rest in a medium the speed of a mecha...

    Text Solution

    |

  16. (A): According to Laplace the propagation of sound in air is an adiaba...

    Text Solution

    |

  17. (A): A person hears maximum sound at displacement anti node (or) press...

    Text Solution

    |

  18. A listener is at rest with respect to the source of sound. A wind star...

    Text Solution

    |