Home
Class 12
PHYSICS
A mild steel wire of length 1.0m and cro...

A mild steel wire of length `1.0m` and cross sectional area `2L` is strethched, within its elastic limit horizontally between two pillars(figure). A mass of `m` is suspended form the midpont of the wire. Strain in the wire is

A

`(x^(2))/(2L^(2))`

B

`(x)/(L)`

C

`(x^(2))/(L)`

D

`(x^(2))/(2L)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.46|11 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.47|20 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.44|10 Videos

  • CURRENT ELECTRICITY

    RESONANCE|Exercise High Level Problems (HIP)|21 Videos

  • ELECTRO MAGNETIC WAVES

    RESONANCE|Exercise Exercise 3|27 Videos

Similar Questions

Explore conceptually related problems

A mild steel wire of length 1.0m and cross sectional area 5.0xx10^(-2)cm^(2) is stretched, within its elastic limit horizontally between two pillars. A mass of 100g is suspended form the midpont of the wire. Calculate the depression at the midpoint (Y_("steel) = 200GPa)

A mild steel wire of length 1.0 m and cross-sectional are 0.5 xx 10^(-20)cm^(2) is streached, well within its elastic limit, horizontally between two pillars. A mass of 100 g is suspended from the mid point of the wire, calculate the depression at the mid point. g = 10ms^(-2), Y=2 xx 10^(11)Nm^(-2 .

A steel wire of length 2L and cross-section area A is stretched, wetl within elastic limit horizontally between two pillars, a mass m is suspended from the mid-point of wire such that depression at the middle is X. Strain in the wire is proportional to

A metal wire of length L_1 and area of cross section A is ttached to a rigid support. Another metal wire of length L_2 and of the same cross sectional area is attached to the free end of the first wire. A body of mass M is then suspended from the free end of the second wire, if Y_1 and Y_2 are the Young's moduli of the wires respectively the effective force constant of the system of two wires is

A steel wire having cross-sectional area 2 mm^(2) is stretched by 20 N. Find the lateral strain produced in the wire

A steel wire of diameter d=1.0mm is stretched horizontally between two clamps located at the distance l=2.0m from each other. A weight of mass m=0.25kg is suspended from the mid-point O of the wire. What will the resulting descent of the point O be in centrimetres?

RESONANCE-DAILY PRACTICE PROBLEM-DPP No.45
  1. Following figures show the arrangement of bar magnets in different con...

    Text Solution

    |

  2. A capacitor of capacity C is charged to a steady potential difference ...

    Text Solution

    |

  3. A planet is revolving around a star with a time period of 2 days. If r...

    Text Solution

    |

  4. A figure below shows the forces that three charged particles exert on ...

    Text Solution

    |

  5. An electron orbiting around a nucleus has angular momentum L. The magn...

    Text Solution

    |

  6. The dimensional formula of magnetic flux density is :

    Text Solution

    |

  7. A circular coil of radius R and a current I, which can rotate about a ...

    Text Solution

    |

  8. A semi circular current carrying wire having radius R is placed in x-y...

    Text Solution

    |

  9. A spring of spring constant 'K' is fixed at one end has a small block ...

    Text Solution

    |

  10. Two bodies A and B have emissivities 0.5 and 0.8 respectively. At some...

    Text Solution

    |

  11. A particle of mass 10gm is placed in a potential field given by V = (...

    Text Solution

    |

  12. A particle of mass 100 g is thrown vertically upwards with a speed of ...

    Text Solution

    |

  13. If the switch is closed then current will flow.

    Text Solution

    |

  14. A mild steel wire of length 1.0m and cross sectional area 2L is streth...

    Text Solution

    |

  15. An isolated and charged spherical soap bubble has a radius 'r' and the...

    Text Solution

    |

  16. There is layer of medium of variable refractive index mu = sqrt(2) - (...

    Text Solution

    |

  17. The half lifr of a particle of mass 1.6 xx 10^(-26) kg is 6.9 s and a ...

    Text Solution

    |

  18. A charged particle, initially at rest O, when released follows a traje...

    Text Solution

    |

  19. A rod of uniform cross-section but non-uniform thermal conductivity wh...

    Text Solution

    |

  20. Blocks A and B mass 5 kg and 3kg are connected by a light inextensible...

    Text Solution

    |