Home
Class 12
PHYSICS
Two tunning forks produce a beat frequen...

Two tunning forks produce a beat frequency of 2 Hz in air The same tuning forks are put in water.
Statement-1: The beat frequency in water is higher than in air
Statement-2: The velocity of sound in water is higher than in air.

A

Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.

B

Statement-1 is true, statement-2 is true and statement-2 is NOT the correct explanation for statement-1.

C

Statement-1 is true, statement-2 is false.

D

Statement -1 is false, statement -2 is true.

Text Solution

Verified by Experts

The correct Answer is:
D
f = f -f (Beat frequency is independent of medium)
Promotional Banner

Topper's Solved these Questions

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Multiple objective|131 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Subjective|107 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Comphrehension|134 Videos

  • FLUID MECHANICS

    BANSAL|Exercise PYQS AIEEE|10 Videos

  • SEMICONDUCTORS

    BANSAL|Exercise CBSE Question|32 Videos

Similar Questions

Explore conceptually related problems

A tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is

A tuning fork 'P' of frequency 280Hz produces 6 beats/s with unknown tuning fork 'Q'

A tunning fork produces 6 beast/s when sounded with a tuning fork of frequnecy 256 Hz. The same tunning fork when sounded with another tunning fork of frequency 252 Hz produces 2 beat/s. Find the frequency of the tunning fork.

The frequency of tuning fork A is 2% more than the frequency of a standard tuning fork. The frequency of a tuning fork B is 3% less than the frequency of the same standard tuning fork. If 6 beat/s are heard when the tuning fork A and B are excited , then frequency of A will be

Statement 1: A tuning fork of constant frequency sends sound waves in air. If temperature of the air increases, then the wavelength of sound wave in air decreases. Statement 2: Speed of sound in air increases with increases in temperature of air

A tuning fork A frequency 384Hz gives 6 beats in 2 seconds when sounded with another tuning fork B. What could be the frequency of B?

Two tuning forks of frequency 320 Hz and 330 Hz, produce sound waves in air. What is the velocity of sound in air if the wavelengths of sound waves differ by 3.22 cm ?

Wavelengths of two notes in the air are ((70)/(153))m and ((70)/(157))m . Each of these notes produces 8 beats per second with a tuning fork of fixed frequency . Find the velocity of sound in the air and frequency . Find the velocity of sound in the air and frequency of the tuning fork.

A tuning fork produces 4 beats // s when sounded with a fork of frequency 512 Hz. The same tuning fork. When sounded with another fork of frequency 514 Hz produces 6 beats // second. Find the unknown frequency of the fork.

When a guitar is sounded with a 440 Hz tuning fork, a beat frequency of 5 Hz is heard. If the experiment is repeated with a tuning fork of 437 Hz, the beat frequency is 8 Hz. The string frequency (in Hz) is :-

BANSAL-MASTER PRACTICE PROBLEM-Reasoning
  1. Statement-1: Coefficient of viscosity of liquid decreases while that o...

    Text Solution

    |

  2. In a standard resonance column experiment assuming negligible end corr...

    Text Solution

    |

  3. Two tunning forks produce a beat frequency of 2 Hz in air The same tun...

    Text Solution

    |

  4. Statement-1: Due to the motion of listener, the frequency of the sound...

    Text Solution

    |

  5. Statement-1: If the atmospheric pressure increases, sound travels fast...

    Text Solution

    |

  6. Statement-1: The level of water (initially at 0^(@)C) in a vessel (whi...

    Text Solution

    |

  7. Statement-1: At a steelworks, molten iron is heated to 1500^(@)C to re...

    Text Solution

    |

  8. Statement-1: Evaporation cools our body. Statement-2: When a body ra...

    Text Solution

    |

  9. Two identical objects A and B are at temperature T(A) and T(B) respect...

    Text Solution

    |

  10. Statement-1: A body is emitting primarily red light. As the temperatur...

    Text Solution

    |

  11. Statement-1: Two rigid, identical and uniformly charged non conducting...

    Text Solution

    |

  12. Statement-1: Suppose that a Gaussian surface enclose no net charge. Ga...

    Text Solution

    |

  13. Consider a conductor with a spherical cavity in it. A point charge q(0...

    Text Solution

    |

  14. Statement-1: The maximum charge that can be given to a conductor of fi...

    Text Solution

    |

  15. Statement-1: The electrostatic force between the plates of a charged i...

    Text Solution

    |

  16. Statement-1: When a wire is stretched with in the proportionality limi...

    Text Solution

    |

  17. Statement-1: Conductivity of a metallic conductor decreases with incre...

    Text Solution

    |

  18. Statement-1: As the temperature decreases, the electrical resistivity ...

    Text Solution

    |

  19. Statement-1: Knowing that rating is done at steady state of the filame...

    Text Solution

    |

  20. Statement-1: When a battery is supplying power to a circuit, work done...

    Text Solution

    |