For a given material, the Young's modulus is $2.4$ times that of rigidity modulus. Its Poisson's ratio is
  • A$2.4$
  • B$1.2$
  • C$0.4$
  • D$0.2$
Medium
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
    There is no change in the volume of a wire due to change in its length on stretching. The poisson's ratio of the material of the wire is
    View Solution
  • 2
    A steel wire of diameter $2\ mm$ has a breaking strength of $4 \times 10^5 N$.the breaking force $......... \times 10^5 N$ of similar steel wire of diameter $1.5\ mm ?$
    View Solution
  • 3
    An increases in pressure required to decreases the $200$ litres volume of a liquid by $0.004\%$ in container is .......... $kPa$ (Bulk modulus of the liquid $= 2100\, MPa$)
    View Solution
  • 4
    A wire extends by $1 mm$ when a force is applied. Double the force is applied to another wire of same material and length but half the radius of cross-section. The elongation of the wire in mm will be ........ 
    View Solution
  • 5
    To determine Young's modulus of a wire, the formula is $Y = \frac{F}{A}.\frac{L}{{\Delta L}}$ where $F/A$ is the stress and $L/\Delta L$ is the strain. The conversion factor to change $Y$ from $CGS$ to $MKS$ system is
    View Solution
  • 6
    The units of Young ‘s modulus of elasticity are
    View Solution
  • 7
    A mild steel wire of length $2l$ meter cross-sectional area $A \;m ^2$ is fixed horizontally between two pillars. A small mass $m \;kg$ is suspended from the mid point of the wire. If extension in wire are within elastic limit. Then depression at the mid point of wire will be .............
    View Solution
  • 8
    Two wires $A$ and $B$ are of same materials. Their lengths are in the ratio $1 : 2$ and diameters are in the ratio $2 : 1$ when stretched by force ${F_A}$ and ${F_B}$ respectively they get equal increase in their lengths. Then the ratio ${F_A}/{F_B}$ should be
    View Solution
  • 9
    If the force constant of a wire is $K,$ the work done in increasing the length of the wire by $l$ is
    View Solution
  • 10
    $Assertion :$ Hollow shaft is found to be stronger than a solid shaft made of same equal material.
    $Reason :$ Torque required to produce a given twist in hollow cylinder is greater than that required to twist a solid cylinder of same length and material.
    View Solution