Home
Class 11
PHYSICS
A stress of 10^(6) N//m^(2) is required ...

A stress of `10^(6) N//m^(2)` is required for breaking a material. If the density of the material is `3 xx 10^(3) Kg//m^(3)`, then what should be the minimum length of the wire made of the same material so that it breaks by its own weight `(g = 10m//s^(2))`

A

`33.4m`

B

`3.4m`

C

`34cm`

D

`3.4cm`

Text Solution

Verified by Experts

The correct Answer is:
A
`e = (l^(2) dg)/(2Y)`
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-I (H.W)|38 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    NARAYNA|Exercise EXERCISE - III|30 Videos

  • MOTION IN A PLANE

    NARAYNA|Exercise Level-II(H.W)|31 Videos

Similar Questions

Explore conceptually related problems

A stress of 10^(6) Nm^(-2) is required for breaking a material. If the density of the material is 3 xx 10^(3) kg m^(-3) ., then what should be the length of the wire made of this material, so that it breakes under its own weight?

A force of 6 xx 10^(6) Nm^(-2) required for breaking a material. The denisty rho of the material is 3 xx 10^(3) kg m^(-3) . If the wire is to break under its own weight, then the length of the wire made of that material should be (Given, g = 10 ms^(-2) )

A force of 10^6(N)/(m^2) is required for breaking material, If the density is 3xx10^3kgm^-3 then what should be the maximum length which can be hanged so that it is the point of breaking by its own weight?

A substance breaks down under a stress of 10^5 Pa. If the density of the substance is 2xx10^3(kg)/(m^3) , find the minimum length of the wire made of this substance which will break under its own weight (g=10(m)/(s) )

A substance breaks down under a stress of 10^(5) Pa . If the density of the wire is 2 xx 10^(3) kg//m^(3) , find the minimum length of the wire which will break under its own weight (g= 10 ms^(-12)) .

A wire has breaking stress of 6xx10^(5)N//m^(2) and a densiity of 3xx10^(4)kg//m^(3) . The length of the wire of the same material which will break under its own weight, (if g=10m//s^(2) ) is

A substance breaks down by a stress of 10 N//m . If the density of the material of the wire is 3 xx 10 kg//m , then the length of the wire of the substance which will break under its own weight when suspended vertically is

Breaking stress for a material is 2 xx 10^8 N//m^2 . What maximum length of the wire of this material can be taken t the wire does not break by own weight? Density of material = 5 xx 10^3 kg//m^3

A substance breaks down by a stress of 10^(6) Nm^(-2) . If the density of the material of the wire is 3 xx 10^(3) kgm^(-3) . Then the length of the wire of the substance which will break under its own weight when suspended vertically is

The breaking stress of the material of a wire is 6xx10^(6)Nm^(-2) Then density rho of the material is 3xx10^(3)kgm^(-3) . If the wire is to break under its own weight, the length (in metre) of the wire made of that material should be (take g=10ms^(-2) )

NARAYNA-MECHANICAL PROPERTIES OF SOLIDS-LEVEL-II (H.W)
  1. A Steel wire is 1m long and 1mm^(2) in area of cross-section. If it ta...

    Text Solution

    |

  2. A wire of length 1 m and radius 1mm is subjected to a load. The extens...

    Text Solution

    |

  3. A stress of 10^(6) N//m^(2) is required for breaking a material. If t...

    Text Solution

    |

  4. A wire can be broken by 400kg.wt. The load required to break the wi...

    Text Solution

    |

  5. A copper wire and an aluminium wire has lenghts in the ratio 3:2 di...

    Text Solution

    |

  6. There are two wires of same material. Their radii and lengths are bot...

    Text Solution

    |

  7. Two rods of different materials having coefficient of thermal expansio...

    Text Solution

    |

  8. A piece of copper wire has twice the radius of a piece of steel wire....

    Text Solution

    |

  9. A tangential force of 2100N is applied on a surface area 3xx10^(-6) m^...

    Text Solution

    |

  10. A uniform pressure P is exerted by an external agent on all sides of a...

    Text Solution

    |

  11. A solid sphere of radius R made of a material of bulk modulus K is sur...

    Text Solution

    |

  12. Find the change in density of water in occean at depth of 700m below...

    Text Solution

    |

  13. When a rubber ball of volume v, bulk modulus K is at a depth h in wat...

    Text Solution

    |

  14. A fractinal change in volume of oil is i percent . When a pressure f 2...

    Text Solution

    |

  15. When a wire of length 10m is subjected to a force of 100N along its le...

    Text Solution

    |

  16. The posisson's ratio of material is 0.4. If a force is applied to a wi...

    Text Solution

    |

  17. A wire having a length L and cross- sectional area A is suspended at o...

    Text Solution

    |

  18. Two wires of same material and same diameter have lenghts in the rati...

    Text Solution

    |

  19. A wire fixed at the upper end stretches by length l by applying a forc...

    Text Solution

    |

  20. If 'S' is stress and 'Y' is young's modulus of material of a wire, the...

    Text Solution

    |