Theory of Structures A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is 411 N mm 711 N mm 611 N mm 511 N mm 411 N mm 711 N mm 611 N mm 511 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum shear stress to average shear stress of a circular beam, is 2/3 4/7 4/3 3/2 2/3 4/7 4/3 3/2 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: 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Slenderness ratio of a long column, is Radius of gyration divided by area of cross-section Length of column divided by least radius of gyration Area of cross-section divided by radius of gyration Area of cross-section divided by least radius of gyration Radius of gyration divided by area of cross-section Length of column divided by least radius of gyration Area of cross-section divided by radius of gyration Area of cross-section divided by least radius of gyration ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where S.F. is zero M. is maximum M. changes sign M. is minimum S.F. is zero M. is maximum M. changes sign M. is minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures H V are the algebraic sums of the forces resolved horizontally and vertically respectively, M is the algebraic sum of the moments of forces about any point, for the equilibrium of the body acted upon All of these H = 0 V = 0 M = 0 All of these H = 0 V = 0 M = 0 ANSWER DOWNLOAD EXAMIANS APP