Home
Class 11
PHYSICS
A uniform steel wire of density 7.8 g/cc...

A uniform steel wire of density 7.8 g/cc weighs 8 g and is 125 cm long . It lengthens by 0.6 mm whwn stretched by a force of 8 kg-wt . Calculate young's modulus for steel .

Text Solution

Verified by Experts

19.9*10^10N/m^2
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF SOLID

    BINA LIBRARY|Exercise EXERCISE|65 Videos
  • PROPERTIES OF FLUIDS

    BINA LIBRARY|Exercise EXERCISE|109 Videos
  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    BINA LIBRARY|Exercise EXERCISE|61 Videos

Similar Questions

Explore conceptually related problems

A steel wire of diammeter 2 mm is pulled to increase its length by 1% what is the restoring force developed in it if young's modulus for steel 2 *10^12 dynes/ cm ^2 .

A steel has a radius of 10mm and a length of 1.0m. A 100kN force stretches it along its length. Calculate stress and strain on the rod. Young's modulus of steel is 2.0 xx 10^11 Nm^-2 .

A steel wire of length 4.7 m and cross-sectional area 3.0 xx 10^- 5 m^2 stretches by the same amount as a copper wire of length 3.5 m and cross-sectional area of 4.0 xx 10^-5 m^2 under a given load. What is the ratio of the Young’s modulus of steel to that of copper?

A metal wire of linear mass density of 9.8 gm^-1 is stretched with a tension of 10kg wt between two rigid supports of 1 metre apart. If the wire is allowed to vibrate in its fundamental frequency, then find the frequency of vibration.

A copper wire,3 mm in diameter, is wound about a cylinder whose length is 1.2 m, and diameter 10 cm, so as to cover the curved surface of the cylinder. Find the length and mass of the wire, assuming the density of copper to be 8.88g/(cm^3) .

Silver crystallises in fcc lattice. If edge length of the cell is 4.07xx10^-8 cm and density is 1.05 g cm^-3 . Calculate the atomic mass of silver.

The value of G in CGS system is 6.67 xx10^-8 dyne cm^2g^-2 . Calculate the value in SI units.

A brass wire 1.8 m long at 27^@C is held taut with little tension between two rigid supports. If the wire is cooled to a temperature of 39 ^@C , what is the tension developed in the wire, if its. diameter is 2.0 mm? Co-efficient of linear expansion of brass = 2.0 XX 10^-5 K^-1 Young’s modulus of brass = 0.91xx10^11 P

BINA LIBRARY-PROPERTIES OF SOLID -EXERCISE
  1. A steel wire 4 m in length and 2.4*10^(-7)m^2in cross - section is str...

    Text Solution

    |

  2. The breaking stress of a material is 9.8*10^(6)dynes /sq.cm. find the ...

    Text Solution

    |

  3. A uniform steel wire of density 7.8 g/cc weighs 8 g and is 125 cm long...

    Text Solution

    |

  4. A rubber cord of radious 2 mm is loaded with a weight of 13 kg . Lengt...

    Text Solution

    |

  5. A steel wire of diammeter 2 mm is pulled to increase its length by 1% ...

    Text Solution

    |

  6. Calculate the force required to increase by 1% length of a rod of cros...

    Text Solution

    |

  7. Two wires of same radius and legth are subjected to the same load . On...

    Text Solution

    |

  8. A wire length L and cross sectional area A is made of material of Youn...

    Text Solution

    |

  9. The following four wires are made of same material and same tensiom is...

    Text Solution

    |

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

    Text Solution

    |

  11. A wire suspended vertically from one end is stressed by attaching a we...

    Text Solution

    |

  12. what percentage of length of a wire will increase by applying the stre...

    Text Solution

    |

  13. K is the force constatnt of a spring . The work done in extending it f...

    Text Solution

    |

  14. The difference in properties of a substance in three states of matter ...

    Text Solution

    |

  15. Inter - molecular forces are

    Text Solution

    |

  16. The breaking stress for a wire of unit cross - sectional is called its

    Text Solution

    |

  17. Bulk modulus is sometimes reffered to as

    Text Solution

    |

  18. A flat spiral spring is stretched by mens of a small weight . The spri...

    Text Solution

    |

  19. The following four wires are made of same material and same tensiom is...

    Text Solution

    |

  20. The work done per unit volume in stretching a wire is equal to

    Text Solution

    |