Home
Class 11
PHYSICS
A uniform steel rod of length 1m and are...

A uniform steel rod of length 1m and area of cross section `20 cm^2` is hanging from a fixed support. Find the increase in the length of the rod.

A

`1.923 xx 10^(-5)cm `

B

`2.923 xx 10^(-5) cm `

C

`1.123 xx 10^(-5) cm`

D

`3.123 xx 10^(-5) cm `

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    AAKASH SERIES|Exercise EXERCISE - 2 (RIGIDITY MODULUS AND BULK MODULUS )|16 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    AAKASH SERIES|Exercise EXERCISE - 2 (STRAIN ENERGY )|16 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    AAKASH SERIES|Exercise EXERCISE IB (ASSERTION (A) AND REASON ( R) TYPE QUESTIONS (BULK MODULUS; RIGIDITY MODULUS; STRAIN ENERGY; POISSION.S RATIO))|12 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    AAKASH SERIES|Exercise EXERCISE-3|43 Videos

  • MOTION IN A PLANE

    AAKASH SERIES|Exercise Practice Exercise|84 Videos

Similar Questions

Explore conceptually related problems

A steel wire of length 80 cm and of area of cross section 1.5 mm^(2) is stretched. Find the work done in increasing its length from 80.2 cm to 80.3 cm. (Y=2.0xx10^(11)Nm^(-2))

A steel wire of length 1.5 m and area of cross section 1.5mm^2 is stretched by 1.5cm. Then the work done per unit volume.

A uniform slender rod of length L, cross - sectional area A and young's modulus Y is acted upon the forces shown in figure. The elongation of the rod is

The ends of copper rod of length 1 m and area of cross section 1cm^(2) are maintained, at 0^(0)C and 100^(0)C , and steady state achieved. At the centre of rod, there is a source of heat of 25W. The thermal conductivity of copper is 400W/mK

AAKASH SERIES-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE - 2 (YOUNG.S MODULUS)
  1. A wire whose cross-sectional area is 4 mm^2 is stretched by 0.1 mm by...

    Text Solution

    |

  2. When a tension 'F' is applied, the elongation produced in uniform wire...

    Text Solution

    |

  3. Two wires A and B have Young's modulii in the ratio 1:2 and ratio of l...

    Text Solution

    |

  4. A wire stretched by 0.01 m when it is stretched by a certain force. An...

    Text Solution

    |

  5. A steel wire is 1m long and 1mm^2 in area of cross-section. If it tak...

    Text Solution

    |

  6. Two bars A and B of circular cross section and of same volume made of ...

    Text Solution

    |

  7. An iron wire of length 4m and diameter 2mm is loaded with a weight of ...

    Text Solution

    |

  8. Two wires of same material have masses in the ratio 3:4 the ratio of t...

    Text Solution

    |

  9. Two exactly similar wires of steel (Y=20 xx 10^11 dy//cm^2) and copper...

    Text Solution

    |

  10. Two wires of same length and thickness are joined end to end. Their Yo...

    Text Solution

    |

  11. A steel wire of length 20 cm is stretched to increase its length by 0....

    Text Solution

    |

  12. A tungsten wire, 0.5 mm in diameter, is just stretched between two fix...

    Text Solution

    |

  13. Two wires are arranged as shown in the figure. The elongations in uppe...

    Text Solution

    |

  14. A uniform steel rod of length 1m and area of cross section 20 cm^2 is...

    Text Solution

    |

  15. The Young's modulus of steel is twice that of brass. Two wires of the ...

    Text Solution

    |

  16. A steet wire of length 4.7 m and cross - sectional area 3.0xx10^(-5)m^...

    Text Solution

    |

  17. If the Poissions ratio of a substance is 0.25 then the ratio of its Yo...

    Text Solution

    |

  18. The poisson ratio for the material of a wire is 0.4. When a force is a...

    Text Solution

    |

  19. Four identical hollow cylindrical columns of mild steel support a big ...

    Text Solution

    |

  20. Two block of masses 1 kg 2 are connected by a metal wire going over a ...

    Text Solution

    |