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 611 N mm 711 N mm 411 N mm 511 N mm 611 N mm 711 N mm 411 N mm 511 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The forces in the members of simple trusses, may be analysed by Graphical method Method of joints All of these Method of sections Graphical method Method of joints All of these Method of sections ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A close coil helical spring when subjected to a moment M having its axis along the axis of the helix All of these It is subjected to pure bending Its mean diameter will decrease Its number of coils will increase All of these It is subjected to pure bending Its mean diameter will decrease Its number of coils will increase ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of 2 : 1½ : 1 1 : 1½ : 2 1 : 1 : 2 None of these 2 : 1½ : 1 1 : 1½ : 2 1 : 1 : 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/4h ωl²/8h ωl²/12h ωl²/16h ωl²/4h ωl²/8h ωl²/12h ωl²/16h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the area of cross-section of a circular section to the area of its core, is 16 11 15 14 16 11 15 14 ANSWER DOWNLOAD EXAMIANS APP