Home
Class 11
PHYSICS
An observer standing at the sea-coast, o...

An observer standing at the sea-coast, observes 48 waves reaching the coast per minute. If the wavelength of each wave is 10 m, then the velocity of the wave is

A

`5 m//s`

B

`8m//s`

C

`10 m//s`

D

`16 m//s`

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

An observer standing at the sea coast observes 54 waves reaching the coast every minute. If the wave number is 10//metre , the wave velocity is

An observer standing near the seashore observes 42 waves per minute. If the wavelength of the water wave is 12 m then the velocity of water wave is

Choose the correct option? An observer is standing at the bank of sea and finds that 54 waves are reaching the bank per minute. If the wavelength of waves is 10 meter then their speed will be A. 3 m//s B. 9 m//s C. 332 m//s D. zero

If the wavelength of a certain wave of light is 2.0 xx 10^3 cm. What is the frequency of this wave?

Calculate the velocity of sound if the frequency of the wave is 4 Hz and the wavelength of the wave is 80 meters.

the equation of a progressive wave is given by y=5 sin (100πt−0.4πx) where y and x are in m and t is in s. Which of the following statement are correct? (1) The amplitude of the wave is 5 m. (2) The wavelength of the wave is 5 m. (3) The frequency of the wave is 50 Hz. (4) The velocity of the wave is 250 m/s

A sound wave has wavelength 0.86m and speed 344 m//s in air. If its wavelength in a gas is 0.82m, find the speed of sound in the gas.

The phase difference between two points separated by 0.8 m in a wave of frequency 120 Hz is 90^(@) . Then the velocity of wave will be

A light wave in air enters a medium of refractive index 4/3 . If the wave number of light in air is 3 xx 10^6 /m, then the wave number of light in the medium is

What is the shape of the wave front in each of the following cases : the portion of the wavelength of light from a distant star intercepted by the Earth

TARGET PUBLICATION-Sound-Exercise
  1. The frequency of a sound wave is n and its velocity is v. If the frequ...

    Text Solution

    |

  2. In a sinusoidal wave, the time required for a particular point to move...

    Text Solution

    |

  3. An observer standing at the sea-coast, observes 48 waves reaching the ...

    Text Solution

    |

  4. The following figure shows the shape of part of a long string in which...

    Text Solution

    |

  5. The distance between a crest and its nearest trough is 2.5 cm. If 4 co...

    Text Solution

    |

  6. The tuning forks of frequencies 320 Hz and 340 Hz produce sound waves ...

    Text Solution

    |

  7. Choose the WRONG statement

    Text Solution

    |

  8. Progressive wave with doubly periodic means

    Text Solution

    |

  9. A tuning fork makes 256 vibrations per second in air. When velocity of...

    Text Solution

    |

  10. The minimum audible wavelength at room temperature is about

    Text Solution

    |

  11. Find the frequency of minimum distance between compression and rarefac...

    Text Solution

    |

  12. A man sets his watch by a whistle that is 2 km away. How much will his...

    Text Solution

    |

  13. The frequency of a tuning fork is 384 per second and velocity of sound...

    Text Solution

    |

  14. When a stone is dropped on the surface of the still water, the waves p...

    Text Solution

    |

  15. Transverse waves cannot propagate through liquids and gases because

    Text Solution

    |

  16. For a transverse wave, the distance between two successive crests is 2...

    Text Solution

    |

  17. A medium can carry a longitudinal wave because it has the property of

    Text Solution

    |

  18. A wave travelling along the x-axis is described by the equation y(x, t...

    Text Solution

    |

  19. A wave travels in a medium according to the equation of displacement g...

    Text Solution

    |

  20. Which of the following represents a wave

    Text Solution

    |