Home
Class 12
PHYSICS
Two wires of different materials having ...

Two wires of different materials having Young's moduli in the ratio `3 : 5,` lengths in the ratio `2 :1` and diameters in the ratio `1 : 2` are stretched with the same force. The ratio of stress in the wires is

A

`1 :60`

B

`10 :2`

C

`60 : 3`

D

`40 :3`

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

Two wires of the same material have lengths in the ratio 1:2 and diameters in the ratio 2:1 . If they are stretched by the same force, the ratio of their expansion will be

Two wires of copper having the length in the ratio 2:1 and their radii ratio as 1:2 are stretched by the same force. The ratio of longitudinal strain in the two will be

Two wires of copper having the length in the ratio 4 : 1 and their radii ratio as 1 : 4 are stretched by the same force. The ratio of longitudinal strain in the two will be

Two pieces of wire, A and B of the same material have their lengths in the ratio 1:3 and their diameters are in the ratio 2:1 . If they are stretched by the same force, their elongations will be in the ratio

Two wires of copper having the length in the ratio 4:1 and their radii ratio as 1:4 are stretched by the same force. The ratio of longitudinal strain in the two will be

Two wires of different materials have resistances in the ratio 4 : 3 , lengths in the ratio 2 : 1 but have same radii of cross-section. Compare their resistivities.

Two pieces of wires A and B of the same material have their lengths in the ratio 2 :3 and diameters in the ratio 2 : 3. They are stretched by forces, which are in the ratio 2 : 3. Their elongations are in the ratio

Two wires made of same material are subjected to forces in the ratio 1:4 their lengths are in the ratio 2:1 and diameters in the ratio 1:3, what is the ratio of their extensions?

The ratio of radii of two wires of same material is 2 : 1. If they are stretched by the same force, the ratio of their stress is

Two wires of the same material having lengths in the ratio 1 : 2 and diameters in the ratio 2 : 3 are connected in series with an accumulator. Compute the ratio of P.D. across the two wires.

TARGET PUBLICATION-ELASTICITY-Critical Thinking
  1. Two identical wires of materials are joined together and subjected to ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |