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 511 N mm 411 N mm 611 N mm 711 N mm 511 N mm 411 N mm 611 N mm 711 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The area of the core of a column of cross sectional area A, is (1/18) A (1/12) A (1/3) A (1/6) A (1/18) A (1/12) A (1/3) A (1/6) A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is 90° 45° 60° 30° 90° 45° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is 3 1.5 2 1 3 1.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The moment of inertia of a triangular section (height h, base b) about its base, is bh²/12 bh³/12 b²h/12 b³h/12 bh²/12 bh³/12 b²h/12 b³h/12 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The stiffness of the close coil helical spring is 8D3N/d4n d4N/4D3n d4N/8D3n 4D3N/d4n 8D3N/d4n d4N/4D3n d4N/8D3n 4D3N/d4n ANSWER DOWNLOAD EXAMIANS APP