A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of e – McqOptions

MCQOPTIONS

1.	A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm2 and Poisson's ratio is 0.25, the change in the volume of the bar is:
A.	1.125 cm3
B.	2.125 cm3
C.	3.125 cm3
D.	4.125 cm2
Answer» D. 4.125 cm2

Discussion

No Comment Found

Related MCQs

For the close coil helical spring of the maximum deflection is
At yield point of a test piece, the material
The ratio of shear stress and shear strain of an elastic material, is
The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is
The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is
The ratio of the deflections of the free end of a cantilever due to an isolated load at 1/3rd and 2/3rd of the span, is
The stiffness of the close coil helical spring is
In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
In plastic analysis, the shape factor for a circular section, is
Flat spiral springs