Home
Class 11
PHYSICS
The breaking stress of steel is 7.9xx10^...

The breaking stress of steel is `7.9xx10^9 Nm^(-2)` and density of steel is `7.9xx10^3 kgm^(-3)` and `g = 10ms^(-2)` . The maximum length of steel wire that can hang vertically without breaking is

A

`10^3m`

B

`10^4m`

C

`10^2m`

D

`10^5m`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    AAKASH SERIES|Exercise EXERCISE - 3|26 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    AAKASH SERIES|Exercise EXERCISE - 2 (RIGIDITY MODULUS AND BULK MODULUS )|16 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    AAKASH SERIES|Exercise EXERCISE-3|43 Videos

  • MOTION IN A PLANE

    AAKASH SERIES|Exercise Practice Exercise|84 Videos

Similar Questions

Explore conceptually related problems

Breaking stress for steel is 8xx10^(6) Nm^(-2) . The density of steel is 8xx10^(3) kgm^(-3) and g= 0ms^(-2) . What will be the maximum length of steel wire which will hang without breaking under its load.

A metal rope of density 6000kgm^(-3) has breaking stress 9.8xx10^8 Nm^(-2) . This rope is used to measure the depth of the sea. Then the depth of the sea that can be measured without breaking is ----

Find the greatest length of the wire made of material of breaking stress 8 xx 10^8Nm^(-2) and density 8xx10^3 kgm^(-3) that can be suspended from a rigid support without breaking.

The area of cross-section of steel wire is 0.1 cm^(2) and Young's modulus of steel is 2 times 10^(11)N" "m^(-1) . The force required to stretched by 0.1% of its length is

AAKASH SERIES-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE - 2 (STRAIN ENERGY )
  1. A wire can be broken by 400 kg.wt. The load required to break the wire...

    Text Solution

    |

  2. A cable breaks if stretched by more than 2mm. It is cut into two equal...

    Text Solution

    |

  3. The breaking stress of steel is 7.9xx10^9 Nm^(-2) and density of steel...

    Text Solution

    |

  4. A metal rod of Young's modulus 2 xx 10^10 Nm^(-2) undergoes an elas...

    Text Solution

    |

  5. A metal wire of length 2.5m and area of cross section 1.5xx10^(-6) m^2...

    Text Solution

    |

  6. A brass rod has length 0.2m area of cross section 1.0cm^2 and Young's ...

    Text Solution

    |

  7. A steel wire of length 1.5 m and area of cross section 1.5mm^2 is str...

    Text Solution

    |

  8. When a steel rod of length 2m is compressed its length decreases by 0....

    Text Solution

    |

  9. The youngs modulus of the material of a rod is 20xx10^10 pascal. When...

    Text Solution

    |

  10. Two wires of same radius and length are subjected to the same load. On...

    Text Solution

    |

  11. A spring of force constant 800N/m has an extension of 5cm. The work do...

    Text Solution

    |

  12. Two wires of the same material and length but diameters in the ratio 1...

    Text Solution

    |

  13. The Young's modulus and rigidity modulus of a metal are 40 GPa and 20 ...

    Text Solution

    |

  14. For a given material, young's modulus is 2.6 times the rigidity modulu...

    Text Solution

    |

  15. The Young's modulus of steal is 210 GPa. Its poissions ratio is 0.3. T...

    Text Solution

    |

  16. For a given material the Youngs modulus is 2.4 times that of its rigid...

    Text Solution

    |