Home
Class 12
PHYSICS
A bus is moving with a velocity of 5 ms^...

A bus is moving with a velocity of `5 ms^(-1)` towards a huge wall. The driver sound a horn of frequency 165 Hz. If the speed of sound in air is `335 ms^(-1)`, the number of beats heard per second by a passenger inside the bus will be

A

3

B

4

C

5

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA JEE MOCK TEST 64

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos
  • NTA JEE MOCK TEST 66

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos

Similar Questions

Explore conceptually related problems

A car is moving with a velocity of 5 m//s towards huge wall. The driver sounds a horn of frequency 165 Hz . If the speed of sound in air is 335 m//s , the number of beats heard per second by the driver is

a bus is moving with a velocity 4 m/s towards a wall, the driver sounds a horn of frequency 173 Hz . if the speed of sound in air is 350 m/s. the number of beat heard per second by a passanger on the bus will be

A car is moving with a constant velocity 10 m//s towards the stationary wall. The car blows a horn of frequency 320 Hz . The velocity of sound in air is 330 m//s . The beats frequency received by the observer is

The driver of a car travelling with speed 30ms^-1 towards a hill sounds a horn of frequency 600 Hz. If the velocity of sound in air is 330ms^-1 , the frequency of reflected sound as heard by driver is

The frequency of a rod is 200 HZ. If the velocity of sound in air is 340ms^(-1) , the wavelength of the sound produced is

A bus is moving towards a gauge wall with a velocity of 5m//s^(-1) . The driver sounds a horn of frequency 200 Hz . The frequency of the beats heard by a passenger of the bus will be ………… Hz (Speed of sound in air = 342m//s^(-1))

The driver of a car travelling with a speed of 30 m/s towards a wall sounds a siren of frequency 500 Hz. If the velocity of sound in air is 330 m/s, then the frequency of the sound reflected from the wall and as heard by the driver is

NTA MOCK TESTS-NTA JEE MOCK TEST 65-PHYSICS
  1. Two spheres of electric charges +2nC and -8nC are placed at a distance...

    Text Solution

    |

  2. The motion of a body falling from rest in a resisting medium is descri...

    Text Solution

    |

  3. The gravitational force acting on a particle due to a solid sphere of ...

    Text Solution

    |

  4. A black body emits radiation at the rate P when its temperature is T. ...

    Text Solution

    |

  5. A diatomic ideal gas is used in a Carnot engine as the working substan...

    Text Solution

    |

  6. A long thin non-conducting cylindrical pipe of radius R carrying a uni...

    Text Solution

    |

  7. A smooth square plateform ABCD is moving towards right with a uniform ...

    Text Solution

    |

  8. A block is kept on a smooth inclined plane of angle of inclination 30^...

    Text Solution

    |

  9. A particle starts simple harmonic motion from the mean position. Its a...

    Text Solution

    |

  10. On a photosensitive material, when frequency of incident radiation ...

    Text Solution

    |

  11. The lengths of two metal wires are l(1) when the tension in it is F(1)...

    Text Solution

    |

  12. In the given circuit the current through Zener Diode is close to :

    Text Solution

    |

  13. Water flows out of a big tank along a tube bent at right angles, the i...

    Text Solution

    |

  14. A bus is moving with a velocity of 5 ms^(-1) towards a huge wall. The ...

    Text Solution

    |

  15. A uniform chain of length L and mass M overhangs a horizontal table wi...

    Text Solution

    |

  16. A block having 12 g of an element is placed in a room. This element is...

    Text Solution

    |

  17. A photographic camera with a lens of focal length 5 cm is used for cap...

    Text Solution

    |

  18. A uniform thin rod AB of length L and mass m is undergoing rotation ab...

    Text Solution

    |

  19. Water from a tap emerges vertically downward with an initial speed of...

    Text Solution

    |

  20. Fraunhoffer diffraction pattern of a single slit is obtained in the fo...

    Text Solution

    |