Home
Class 11
PHYSICS
A wire of 9.8xx10^(-3) kg/m passes over ...

A wire of `9.8xx10^(-3) kg/m` passes over a frictionless light pulley fixed on the top of a frictionless inclined plane which makes an angle of `30^(@)` with the horizontal. Masses m and M are tied at the two ends of wire such that m rests on the plane and M hangs freely vertically downwards. the entire system is in equilibrium and a transverse wave propagates along the wire with a velocities of `100 m//s`.

A

`m = 20 kg`

B

`m = 5 kg`

C

`m = 2kg`

D

`m = 7 kg`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WAVES AND SOUND

    ERRORLESS |Exercise Graphical Quations|17 Videos

  • WAVES AND SOUND

    ERRORLESS |Exercise Assertion and Reason|16 Videos

  • WAVES AND SOUND

    ERRORLESS |Exercise Musical Sound|32 Videos

  • VECTORS

    ERRORLESS |Exercise Exercise|223 Videos

  • WORK , ENERGY , POWER AND COLLISION

    ERRORLESS |Exercise Self Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

A wire of 10^(-2)kg m^(-1) passes over a frictionless light pulley fixed on the top of a frictionless inclined plane, which makes an angle of 30^@ with the horizontal. Masses m and M are tied at two ends of wire such that m rests on the plane and M hangs freely vertically downwards. The entire system is in equilibrium and a transverse wave propagates along the wire with a velocity of 100 ms^(-1) .

A wire of 9.8 xx 10^(-3) kg per meter mass passes over a fricationless pulley fixed on the top of an inclined frictionless plane which makes an angle of 30^(@) with the horizontal. Masses M_(1) & M_(2) are tied at the two ends of the wire. The mass M_(1) rests on the plane and the mass M_(2) hangs freely vertically downwards. the whole system is in equilibrium. Now

A person pushes a block of mass 4 kg up a frictionless inclined plane 10 m long and that makes an angle of 30^@ with the horizontal . Then the work done is

The tops of two poles of height 40 m and 25 m are connected by a wire. If the wire makes an angle 30^(@) with the horizontal, then the length of the wire is

The top of two poles of height 24 m and 36 m are connected by a wire .If the wire makes an angle of 60^(@) with the horizontal , then the length of the wire is

Two blocks each of mass M are resting on a frictionless inclined plane as shown in fig then:

The top of two vertical poles of height 20m and 14m are connected by a wire. If the wire makes an angle 30^(@) with the horizontal, then the length of the wire is

The tops of two poles of height 24 m and 36 m are connected by a wire. If the wire makes an angle of 60^@ with the horizontal, then the length of the wire is

A body of mass 10kg is placed on a smooth inclined plane making an angle of 30^(@) with the horizontal, the component of the force of gravity trying to move the body down the inclined plane is [g=9.8m//s^(2)]

ERRORLESS -WAVES AND SOUND-Critical Thinking Questions
  1. A wire of density 9 xx 10^(3) kg//m^(3) is stretched between two clamp...

    Text Solution

    |

  2. A man is watching two trains, one leaving and the other coming in with...

    Text Solution

    |

  3. An open pipe is in resonance in 2nd harmonic with frequency f(1). Now ...

    Text Solution

    |

  4. Two speakers connected to the same source of fixed frequency are place...

    Text Solution

    |

  5. A wire of 9.8xx10^(-3) kg/m passes over a frictionless light pulley fi...

    Text Solution

    |

  6. A man standing in front of a mountain beats a drum at regular interval...

    Text Solution

    |

  7. Two loudspeakers L1 and L2 driven by a common oscillator and amplifier...

    Text Solution

    |

  8. The amplitude of a wave disturbance propagating in the positive x-dire...

    Text Solution

    |

  9. A person speaking normally produces a sound intensity of 40 dB at a di...

    Text Solution

    |

  10. A string of length L and mass M hangs freely from a fixed point. Then ...

    Text Solution

    |

  11. Vibrating tuning fork of frequency n is placed near the open end of a ...

    Text Solution

    |

  12. A stone is hung in air from a wire which is stretched over a sonometer...

    Text Solution

    |

  13. The displacement of partcles in a string streched in the x-direction i...

    Text Solution

    |

  14. Three waves of equal frequency having amplitudes 10mum, 4mum, 7mum arr...

    Text Solution

    |

  15. Three sound sources p,q and r have frequencies 400 Hz, 401 Hz and 402 ...

    Text Solution

    |

  16. A tuning fork of frequency 340 H(Z) is sounded above an organ pipe of ...

    Text Solution

    |

  17. An organ pipe is closed at one end has fundamental frequency of 1500 H...

    Text Solution

    |

  18. In Melde's experiment, the string vibrates in 4 loops when a 50 gram w...

    Text Solution

    |

  19. A racing car moving towards a cliff, sounds its horn. The driver obser...

    Text Solution

    |

  20. An earthquake generates both transverse (S) and longitudinal (P) sound...

    Text Solution

    |