Home
Class 12
PHYSICS
If one end of a wire is fixed with a rig...

If one end of a wire is fixed with a rigid support and the other end is streched by a force of `10N`, then the increae in length is `0.5mm`. The ratio of the energy of the wire and the work done in displacing it through `0.5mm` by the weight is

A

`(1)/(3)`

B

`(1)/(4)`

C

`(1)/(2)`

D

1

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY

    TARGET PUBLICATION|Exercise Competitive Thinking|69 Videos

  • ELASTICITY

    TARGET PUBLICATION|Exercise Evaluation test|14 Videos

  • ELASTICITY

    TARGET PUBLICATION|Exercise Evaluation test|14 Videos

  • CURRENT ELECTRICITY

    TARGET PUBLICATION|Exercise Evaluation Test|6 Videos

  • ELECTROMAGNETIC INDUCTION

    TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos

Similar Questions

Explore conceptually related problems

If one end of a wire is fixed with a rigid support and the other end is stretched by a force of 10 N, the increase in length is 0.5 mm. The ratio of enegry of the wire and the work done in displacing it through 1.5 mm by the weight is

If a load of 9 kg is suspended on a wire, the increase in length is 4.5 mm . The force constant of the wire is

A wire is suspended by one end. At the other end a weight equivalent to 20 N force is applied. If the increase in length is 1.0 mm, the increase in energy of the wire will be

A weight Mg is attached to the free end of a wire suspended from a rigid support. The wire is extended by l. The ratio of the elastic potential energy stored in the stretched wire to the work done by the weight Mg is

(a) A wire 4 m long and 0.3mm in diameter is stretched by a force of 100 N. If extension in the wire is 0.3 mm, calculate the potential energy stored in the wire. (b) Find the work done is stretching a wire of cross-section 1mm^(2) and length 2 m through 0.1 mm. Young's modulus for the material of wire is 2.0xx10^(11) Nm^(-2) .

A wire suspended vertically is stretched by a 20 kgf. applied to its free end. The increase in length of the wire is 2 mm. The energy stored in the wire is (g=10ms^(-2)) :

A 5 metre long wire is fixed to the ceiling. A weight of 10kg is hung at the lower end and is 1metre above the floor. The wire was elongated by 1mm . The energy stored in the wire duw to streching is

A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung at the lower end at is 1 metre above the floor. The wire was alongated by 1 mm. The energy stored in the wire due to stretching is

A wire suspended vertically from one of its ends is stretched by attaching a weight of 200 N to the lower end. The weight stretches the wire by 2mm. The elastic energy stored in the wire is

TARGET PUBLICATION-ELASTICITY-Critical Thinking
  1. A uniform rod of cross-section 4 mm^(2) is heated from 0^(@)C " to "1...

    Text Solution

    |

  2. A steel of Xkg-wt//m^(2) is applied to a wire whose Young's modulus is...

    Text Solution

    |

  3. A steel wire 2 mm in diameter is just stretched between two fixed poin...

    Text Solution

    |

  4. The ratio of lengths of two rods A and B of same material is 1:2 and t...

    Text Solution

    |

  5. The backlash error can be elimintated in Searle's experiment, by rotat...

    Text Solution

    |

  6. To lift a load by a metallic rope, its radius of cross-section should ...

    Text Solution

    |

  7. Which of the following relations is incorrect for the sag(delta) of be...

    Text Solution

    |

  8. A beam of metal supported at the two edges is loaded at the centre. Th...

    Text Solution

    |

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

    Text Solution

    |

  10. On stretching a wire, the elastic energy stored pre unit volume is

    Text Solution

    |

  11. If one end of a wire is fixed with a rigid support and the other end i...

    Text Solution

    |

  12. A wire of length L and cross sectional area A is made of a material of...

    Text Solution

    |

  13. A metal rod of Young's modulus 2xx10^(10)Nm^(-2) undergoes an elastic ...

    Text Solution

    |

  14. If the volume of the given mass of a gas is increased four times, the ...

    Text Solution

    |

  15. A steel wire of length 5 m and area of cross-section 4 mm^(2) is stret...

    Text Solution

    |

  16. One end of a long mettalic wire of length L is tied to the ceiling. T...

    Text Solution

    |

  17. A rubber cord has a cross -sectional area 1 mm^(2)and total unstretche...

    Text Solution

    |

  18. The average depth of indian Ocean is about 3000 m. The fractional comp...

    Text Solution

    |

  19. Forces of 100 N each are applied in opposite direction on the upper an...

    Text Solution

    |

  20. Assertion: If length of a rod is doubled, the breaking load remains th...

    Text Solution

    |