Home
Class 11
PHYSICS
A steel wire is stretched by 5k wt. If ...

A steel wire is stretched by `5k wt`. If the radius of the wire is doubled its Young's modulus

A

remains unchanged

B

becomes double

C

becomes half

D

becomes `1//4` times

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-I (C.W)|37 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-II (C.W)|32 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-II (H.W)|24 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    NARAYNA|Exercise EXERCISE - III|30 Videos

  • MOTION IN A PLANE

    NARAYNA|Exercise Level-II(H.W)|31 Videos

Similar Questions

Explore conceptually related problems

A steel wire is stretched by 1 kg wt . If the radius of the wire is doubled, its Young's modulus will

Young's modulus of a wire is 2 xx 10^(11) N//m^(2) . The wire is stretched by a 5 kg weight. If the radius of the wire is doubled, its Young's modulus

If the length of a wire is doubled, then its Young's modulus

If the length of a wire is doubled, does its Young's modulus change ? Explain.

A steel wire of length 4m and diameter 5mm is stretched by 5 kg-wt. Find the increase in its length , if the Young's modulus of steel wire is 2*4 xx 10^(-12) dyn e//cm^(2)

The temperature of a wire is doubled. The Young's modulus of elasticity

The temperature of a wire is doubled. The young's modulus of elasticity

A steel wire of length 4 m and diameter 5 mm is stretched by kg-wt. Find the increase in its length if the Young's modulus of steel wire is 2.4 xx 10^(12) dyn e cm^(-2)

A steel wire of length 4 m and diameter 5 mm is strethed by 5 kg-wt. Find the increase in its length, if the Young's modulus of steel is 2xx10^(12) dyne cm^(2)

A steel wire is stretched with a definite load. If the Young's modulues of the wire is Y. For decreasing the value of Y.

NARAYNA-MECHANICAL PROPERTIES OF SOLIDS-C.U.Q
  1. Within elastic limit, which of the following graphs correctly represen...

    Text Solution

    |

  2. Which of the folliwing substances has the highest elastictiy

    Text Solution

    |

  3. A steel wire is stretched by 5k wt. If the radius of the wire is doub...

    Text Solution

    |

  4. A stone is suspended in a tub of water with copper wire. Another ston...

    Text Solution

    |

  5. A given quantity of a ideal gas is at pressure P and absolute tempera...

    Text Solution

    |

  6. K is the force constant of a spring. The work done in increasing its e...

    Text Solution

    |

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

    Text Solution

    |

  8. The following substances which posses rigidity modulus

    Text Solution

    |

  9. The poisson's ratio cannot have the value

    Text Solution

    |

  10. When a rubber cord is streched, the changed in volume in neglible comp...

    Text Solution

    |

  11. What is the possible value of Poisson's ratio of a substance?

    Text Solution

    |

  12. What is the possible value of Poisson's ratio of a substance?

    Text Solution

    |

  13. The graph shows the behaviour of a steel wire in the region for whoch ...

    Text Solution

    |

  14. The elastic after effect show that the

    Text Solution

    |

  15. A student plots a graph from hs readings on the determination of Young...

    Text Solution

    |

  16. A wire extends by 'l' on the application of load 'mg'. Then the energy...

    Text Solution

    |

  17. A metallic rod of length 'L' and cross-section 'A' has Young's modul...

    Text Solution

    |

  18. The stress strain curves for brass, steel and rubber are shown in the ...

    Text Solution

    |

  19. When a small block is suspended at the lower end of an elastic stee...

    Text Solution

    |

  20. The diagram represents the applied force per unit area (F) with the...

    Text Solution

    |