Theory of Structures A truss containing j joints and m members, will be a simple truss if m = 2j – 3 m = 3j – 2 j = 3m – 2 j = 2m – 3 m = 2j – 3 m = 3j – 2 j = 3m – 2 j = 2m – 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures 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 L/3 L/4 L/2 L/5 L/3 L/4 L/2 L/5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures 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: 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Principal planes are subjected to None of these Tangential stresses only Normal stresses as well as tangential stresses Normal stresses only None of these Tangential stresses only Normal stresses as well as tangential stresses Normal stresses only ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is 400 mm 250 mm 200 mm 300 mm 400 mm 250 mm 200 mm 300 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is 1/2 1 1/4 2 1/2 1 1/4 2 ANSWER DOWNLOAD EXAMIANS APP
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