Home
Class 12
PHYSICS
Figure shows a string of linear mass den...

Figure shows a string of linear mass density `1.0g cm^(-1)` on which a wave pulse is travelling. Find the time taken by pulse in travelling through a distance of `50 cm` on the string. Take `g = 10 ms^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
30
`V = sqrt((T)/(mu)) = 20 m//s`
`s = Vt`
`t = 0.03` sec
Promotional Banner

Topper's Solved these Questions

  • WAVE ON STRING

    RESONANCE ENGLISH|Exercise Exercise- 2 PART III|15 Videos

  • WAVE ON STRING

    RESONANCE ENGLISH|Exercise Exercise- 2 PART IV|9 Videos

  • WAVE ON STRING

    RESONANCE ENGLISH|Exercise Exercise- 2 PART I|21 Videos

  • TRAVELLING WAVES

    RESONANCE ENGLISH|Exercise Exercise- 3 PART I|19 Videos

  • WAVE OPTICS

    RESONANCE ENGLISH|Exercise Advanced Level Problems|8 Videos

Similar Questions

Explore conceptually related problems

Figure showa a string of linear mass density 1.0gcm^-1 on which a wave pulse is travelling. Find the time taken by the pulse in travelling through a distance of 50 cm on the string. Take g=10 ms^-2 .

A way pulse is travelling on a string of linear mass density 6.4 xx 10^(-3)kg m^(-1) under a load of 80 kgf . Calculate the time taken by the pulse to traverse the string, if its length is 0.7 m .

Find the tension in the horizontal string PQ and the string QR in the given figure [ Take g = 10 m//s^(2) ]

Find the tension in the horizontal string PQ and the string QR in the given figure. [Take g=10m//s^(2) ]

An harmonic wave has been set up on a very long string which travels along the length of the string. The wave has a frequency of 50 Hz, amplitude 1 cm and wavelength 0.5 m. find (a) the time taken by the wave to travel a distance of 8 m along the length of string (b) the time taken by a point on the string to travel a distance of 8 m, once the wave has reached the point and sets it into motion (c ) also. consider the above case when the amplitude gets doubled

Calculate the tension in the string shown in the figure. All the surfaces are frictionless. (Take g = 10// ms^(-1) )

The speed of a wave in a streched string is 20ms^(-1) and its frequency is 50 Hz. Calculate the phase difference in radian between two points situated at a distance of 10 cm on the string.

A 4.0 kg block is suspended from the ceiling of an elevator through a string having a linear mass desity of 19.2xx10^-3 kgm^-1 . Find the speed (with respect to the string) with which a wave pulse can proceed on the string if the elavator accelerates up at the rate of 2.0ms^-2. Take g=10 ms^-2 .

A harmonic wave has been set up on a very long string which travels along the length of string. The wave has frequency of 50 Hz. Amplitude 1 cm and wavelength 0.5 m. for the above described wave. Statement (i): time taken by a point on the string to travel a distance of 8 m along the length of string is 0.32 s. Statement (ii): time taken by a point in the string to travel a distance of 8m, once the wave has reached at that point and sets it into motion is 0.32 s.

A uniform string of length 20m is suspended from a rigid support. A short wave pulse is introduced at its lowest end. It starts moving up the string. The time taken to reach the support is : (take g = 10ms^(-2) )

RESONANCE ENGLISH-WAVE ON STRING -Exercise- 2 PART II
  1. A certain transverse sinusoidal wave of wavelength 20 cm is moving in ...

    Text Solution

    |

  2. Figure shows a string of linear mass density 1.0g cm^(-1) on which a w...

    Text Solution

    |

  3. A wire of 9.8 xx 10^(-3) kg per meter mass passes over a fricationless...

    Text Solution

    |

  4. A uniform rope of length 12 mm and mass 6 kg hangs vertically from a r...

    Text Solution

    |

  5. A non-uniform wire of length l and mass M has a variable linear mass d...

    Text Solution

    |

  6. A man generates a symmetrical pulse in a string by moving his hand up ...

    Text Solution

    |

  7. A uniform horizontal rod of length 40 cm and mass 1.2 kg is supported ...

    Text Solution

    |

  8. A string of length 'l' is fixed at both ends. It is vibrating in tis 3...

    Text Solution

    |

  9. A string of mass 'm' and length l, fixed at both ends is vibrating in ...

    Text Solution

    |

  10. A travelling wave of amplitude 5 A is partically reflected from a boun...

    Text Solution

    |

  11. A 50 cm long wire of mass 20 g suports a mass of 1.6 kg as shown in f...

    Text Solution

    |

  12. A 1 m long rope, having a mass of 40 g, is fixed at one end and is tie...

    Text Solution

    |

  13. In an experiment of standing waves, a string 90 cm long is attached to...

    Text Solution

    |

  14. Three resonant frequencies of string with both rigid ends are 90, 150 ...

    Text Solution

    |

  15. A steel wire of length 1 m, mass 0.1 kg and uniform cross-sectional ar...

    Text Solution

    |

  16. A wire having a lineat density of 0.05 gm/ cc is stretched between two...

    Text Solution

    |

  17. Figure shows a string stretched by a block going over a pulley. The st...

    Text Solution

    |

  18. Figure shows an aluminium wire of length 60 cm joined to a steel wire ...

    Text Solution

    |

  19. A metallic wire with tension T and at temperature 30^(@)C vibrates wit...

    Text Solution

    |