The ratio of lateral strain to axial strain of a homogeneous material, is known

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Question
The ratio of lateral strain to axial strain of a homogeneous material, is known
Options
A. Yield ratio
B. Hooke's ratio
C. Poisson's ratio
D. Plastic ratio.

Correct Answer

Poisson's ratio

Theory of Structures problems

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1. The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length, is (where I_c is the M.I. at the crown, which varies as the slope of the arch).
Options
A.
B.
C.
D.
E.

2. A simply supported beam carries a varying load from zero at one end and w at the other end. If the length of the beam is a, the shear force will be zero at a distance x from least loaded point where x is
Options
A.
B.
C.
D.

4. is the equation of Euler's crippling load, if
Options
A. both the ends are fixed
B. both the ends are hinged
C. one end is fixed and other end is free
D. one end is fixed and other end is hinged.

5. A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100�C. If ?_steel = 0.000012/C�, E_steel = 0.2 MN/mm², the tensile force developed at a temperature of 50�C, is
Options
A. 80 N/mm²
B. 100 N/mm²
C. 120 N/mm²
D. 150 N/mm²

10. A simply supported uniform rectangular bar breadth b, depth d and length L, carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is
Options
A.
B.
C.
D.

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