Home
Class 12
PHYSICS
The area of cross section of a steel wir...

The area of cross section of a steel wire `(Y=2.0 xx 10^(11) N//m^(2))` is `0.1 cm^(2)`. The force required to double is length will be

A

`2xx10^(12)N`

B

`2xx10^(11)N`

C

`2xx10^(10)N`

D

`2xx10^(6)N`

Text Solution

Verified by Experts

The correct Answer is:
D
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

For steel Y=2xx10^(11) Nm^(-2) . The force required to double the length of a steel wire of area 1 cm^(2) is

A wire (Y=2xx10^(11)N//m has length 1m and area 1mm^(2) . The work required to increase its length by 2mm is

A wire of length 1m is stretched by a force of 10N. The area of cross-section of the wire is 2 × 10^(–6) m^(2) and Y is 2 xx 10^(11) N//m^(2) . Increase in length of the wire will be -

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

The area of a cross section of steel wire is 0.1cm^2 and Young's modulus of steel is 2xx10^(11)Nm^-2 . The force required to strech by 0.1% of its length is

A 20 N stone is suspended from a wire and its length changes by 1% . If the Young's modulus of the material of wire is 2xx10^(11)N//m^(2) , then the area of cross-section of the wire is 2xx10^(11)N//m^(2) , then the area of cross-section of the wire will be

Young 's modulus of steel is 2.0 xx 10^(11)N m//(2) . Express it is "dyne"/cm^(2) .

The Young's modulus of a wire of length 2m and area of cross section 1 mm^(2) is 2 xx 10^(11) N//m^(2) . The work done in increasing its length by 2mm is

If young's modulus of steel is 2xx10^(11)N//m^(2) , then the force required to increase the length of a wire of cross section 1 cm^(2) by 1% will be

A copper wire (Y=10^(11) Nm^(-2)) of length 8 m and a steel wire (Y=2xx10^(11) Nm^(-2)) of length 4 m, each of 0.5 cm^(2) cross-section are fastened end to end and stretched with a tension of 500 N. choose the correct option.

TARGET PUBLICATION-ELASTICITY-Critical Thinking
  1. When radius of wire is doubled, the elongation dl of the wire

    Text Solution

    |

  2. A wire of length L extends by l on application of force F. Suppose the...

    Text Solution

    |

  3. The area of cross section of a steel wire (Y=2.0 xx 10^(11) N//m^(2)) ...

    Text Solution

    |

  4. Two identical wires of materials are joined together and subjected to ...

    Text Solution

    |

  5. A 20 N stone is suspended from a wire and its length changes by 1%. I...

    Text Solution

    |

  6. Two wires of different materials having Young's moduli in the ratio 3 ...

    Text Solution

    |

  7. When a certain weight is suspended from a long uniform wire, its lengt...

    Text Solution

    |

  8. The length of a copper wire increases by 0.01 metre, when it is loaded...

    Text Solution

    |

  9. A copper wire and a steel wire of same length and same cross-section a...

    Text Solution

    |

  10. Two pieces of wires A and B of the same material have their lengths in...

    Text Solution

    |

  11. Length of an elastic string is x then tension 5N is applied and its le...

    Text Solution

    |

  12. A uniform rod of cross-section 4 mm^(2) is heated from 0^(@)C " to "1...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |