The increase in length is $l$ of a wire of length $L$ by the longitudinal stress. Then the stress is proportional to
Easy
Download our app for free and get startedPlay store
(b) Stress $\propto$ Strain$ \Rightarrow $Stress$ \propto \frac{l}{L}$
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    A wire fixed at the upper end stretches by length $l$ by applying a force $F$. The work done in stretching is
    View Solution
  • 2
    A $100\,m$ long wire having cross-sectional area $6.25 \times 10^{-4}\,m ^2$ and Young's modulus is $10^{10}\,Nm ^{-2}$ is subjected to a load of $250\,N$, then the elongation in the wire will be :
    View Solution
  • 3
    The breaking stress of aluminium is $7.5 \times 10^7 \,Nm ^{-2}$. The greatest length of aluminium wire that can hang vertically without breaking is ......... $\times 10^3 \,m$ (Density of aluminium is $2.7 \times 10^3 \,kg m ^{-3}$ )
    View Solution
  • 4
    A beam of metal supported at the two ends is loaded at the centre. The depression at the centre is proportional to
    View Solution
  • 5
    Why the spring is made up of steel in comparison of copper
    View Solution
  • 6
    A wire is stretched by $0.01$ $m$ by a certain force $F.$ Another wire of same material whose diameter and length are double to the original wire is stretched by the same force. Then its elongation will be
    View Solution
  • 7
    A wire of length $L$ and radius $r$ is clamped at one end. If its other end is pulled by a force $F$, its length increases by $l$. If the radius of the wire and the applied force both are reduced to half of their original values keeping original length constant, the increase in length will become.
    View Solution
  • 8
    A uniform wire of length $L$ and radius $r$ is twisted by an angle $\alpha$. If modulus of rigidity of the wire is $\eta$, then the elastic potential energy stored in wire, is $.........$
    View Solution
  • 9
    A certain pressure $P$ is applied to $1$ litre of water and $2$ litre of a liquid separately. Water gets compressed to $0.01 \%$ whereas the liquid gets compressed to $0.03 \%$. The ratio of Bulk modulus of water to that of the liquid is $\frac{3}{x}$. The value of $x$ is $...........$
    View Solution
  • 10
    The relation between $\gamma ,\,\eta $ and $K$ for a elastic material is
    View Solution