Strength Of Materials In Me - Study Mode
[#141] Young’s modulus of a wire is defined as the stress which will increase the length of wire compared to its original length by
Correct Answer
(B) Same amount
[#142] In order to avoid tearing off the plate at an edge, the distance from the center of the rivet hole to the nearest edge of the plate (i.e. margin) should be (where d = Diameter of rivet hole in mm)
Correct Answer
(B) 1.5 d
[#143] It equal and opposite forces applied to a body tend to elongate it, the stress so produced is called
Correct Answer
(B) Tensile stress
[#144] Rupture stress is
Correct Answer
(D) Load at breaking point/neck area
[#145] The relation between Young's modulus (E) and bulk modulus (K) is given by
Correct Answer
(D) $${ ext{K}} = frac{{{ ext{mE}}}}{{3left( {{ ext{m}} - 2}
ight)}}$$