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Breaking stress depends on...

Breaking stress depends on

A

Length of wire

B

Area of cross-section of wire

C

Both (1) & (2)

D

Independent of length and area of cross-section

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Knowledge Check

  • Breaking stress does not depend upon

    A
    area of cross-section of the wire
    B
    the dimensions of wire
    C
    the material of the wire
    D
    all of these

  • The breaking stress is

    A
    the stress just below the elastic limit
    B
    the stress just above the elastic limit
    C
    the greatest stress that the material can bear
    D
    the stress for which the residual strain is 0.0002

  • Two bodies of masses 2kg and 3kg are connected by a metel wire of cross section 0.04 mm^(2) . Breaking stress of metel wire is 2.5 Gpa. The maximum force F that can be applied to 3kg block so that wire does not break is :

    A
    100N
    B
    150N
    C
    200N
    D
    250N

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    Find the greatest length of steel wire that can hang vertically without breaking.Breaking stress of steel =8.0xx10^(8) N//m^(2) . Density of steel =8.0xx10^(3) kg//m^(3) . Take g =10 m//s^(2) .

    The length of wire OE is divided into five equal parts OA , AB , BC , CD and DE The wire is hanging from E and its length is given by (5)/(4)(sigma)/(rhog) , where sigma is the breaking stress and rho is the density of the material of the wire. Find the point at which wire will break

    The breaking stress on a unit cross sectional area is

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    The greatest length of a steel wire that can hang without breaking is 10 km. I the breaking stress for steel is 8.25xx10^(8)N//m^(2) . Then the density of the steel is (g=10m//s^(2))

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