Theory of Structures A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is 35 N 25 N 30 N 40 N 35 N 25 N 30 N 40 N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At yield point of a test piece, the material Behaves in an elastic manner Obeys Hooke’s law Regains its original shape on removal of the load Undergoes plastic deformation Behaves in an elastic manner Obeys Hooke’s law Regains its original shape on removal of the load Undergoes plastic deformation ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is W²L/2AE W²L/AE WL/2AE WL/AE W²L/2AE W²L/AE WL/2AE WL/AE ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as Parabolic formula Straight line formula Rankine Perry Parabolic formula Straight line formula Rankine Perry ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of reaction of a two hinged semi-circular arch, is Circle Parabola Straight line Hyperbola Circle Parabola Straight line Hyperbola ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A truss containing j joints and m members, will be a simple truss if j = 3m – 2 m = 3j – 2 m = 2j – 3 j = 2m – 3 j = 3m – 2 m = 3j – 2 m = 2j – 3 j = 2m – 3 ANSWER DOWNLOAD EXAMIANS APP
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