Home
Class 11
PHYSICS
The length of the wire is increase by 2%...

The length of the wire is increase by `2% ` by applying a load of 2.5 kg-wt. What is the linear strain produced In the wire ?

A

0.1

B

0.01

C

0.2

D

0.02

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CIRCULAR MOTION

    PATHFINDER|Exercise QUESTION BANK|127 Videos
  • GRAVITATION

    PATHFINDER|Exercise QUESTION BANK|222 Videos

Similar Questions

Explore conceptually related problems

Two wires are made of the same material and have the same volume. The first wire cross sectional area A and the second wire has cross sectional area 3A. If the length of the first wire is increased by Delta l on applying a force F, how much force is needed to stretch the second wire by the same amount?

Can the length of a steel wire be doubled by hanging a load from its end?

The length of a wire increases by 8cm when a weight of 5Kg is hung. If keeping the conditions same the radius of the wire is made doubled, what will be the increase in length?

The length of a potentimeter wire is 10cm . A cell of emf E is balanced at a lenth (10)/(3) cm from the positive end of the wire .If the length of the wire is increased by 5 cm , at what distance (in cm ) from positive end will the same cell give a balance point ?

A 3kg of mass is hanging from one end of a vertical copper wire of length 2 m and of diameter 0.5 mm, due to this the elongation produced in the wire is 2.38 mm. Find young's modulus of copper.

Find an expression for the potential energy in a stretched wire. (Similar question : Find out an expression for the work done by a force in stretching a length of a wire with respect to strain produced in the wire.

When a body of mass 5kg is hung from a wire of length 1 m and radius 2mm,the length increases by 0.1 mm, IF the poisson's ratio is 0.4 , what will be the change in the radius of the wire? If the load is reduced to 2kg,how will the radius change?

The radius of a copper wire is twice that of a steel wire. One end of the copper wire is joined with one end of the steel wire and the same tensile force is applied on them . If the length of the copper wire increases by 1% , what will be the percentage increase in the length of the steel wire? Given Young's modulus of steel is twice that of copper.

PATHFINDER-ELASTICITY-QUESTION BANK
  1. Two exactly similar wires of steel and copper are stretched by equal f...

    Text Solution

    |

  2. The breaking stress for aluminium is 7.5 xx 10^7 N//m^2. Find the grea...

    Text Solution

    |

  3. A stress of 1 kg//mm^2 is applied to a wire of which Young's modulus i...

    Text Solution

    |

  4. A steel wire 2 mm in diameter is stretched between two clamps, when it...

    Text Solution

    |

  5. A structural steel rod has a radius of 9.5 mm and length of 81 cm. A f...

    Text Solution

    |

  6. A structural steel rod has a radius of 9.5 mm and length of 81 cm. A f...

    Text Solution

    |

  7. A mass of 5 kg is hung from a copper wire 1 mm diameter and 2 m length...

    Text Solution

    |

  8. A solid ball of 3 cm in diameter is submerged in a lake at such a dept...

    Text Solution

    |

  9. Find the decrease in volume of a sample of water from the following da...

    Text Solution

    |

  10. A pendulum made cf a uniform wire of cross sectional area A has time p...

    Text Solution

    |

  11. The length of a meta! wire is L1 when the tension is T1 and L2 when th...

    Text Solution

    |

  12. The Young's modulus of steel is twice that of brass. Two wires of same...

    Text Solution

    |

  13. A string of length L and force constant K is stretched to obtain exten...

    Text Solution

    |

  14. The length of the wire is increase by 2% by applying a load of 2.5 kg...

    Text Solution

    |

  15. The pressure that has to be applied to the ends of a steel wire of len...

    Text Solution

    |

  16. Copper of fixed volume 'V' is drawn into wire of length 'l', When this...

    Text Solution

    |

  17. The following four wires of length L and radius r are made of the same...

    Text Solution

    |

  18. The ratio of tensile stress to the longitudinal strain is defined as

    Text Solution

    |

  19. A sphere of radius 3 cm is subjected to a pressure of 100 atm. Its vol...

    Text Solution

    |

  20. A material has Poisson's ratio 0.5. If a uniform rod of it suffers a l...

    Text Solution

    |