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 WL/AE W²L/2AE WL/2AE W²L/AE WL/AE W²L/2AE WL/2AE W²L/AE ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The stiffness of the close coil helical spring is d4N/8D3n d4N/4D3n 8D3N/d4n 4D3N/d4n d4N/8D3n d4N/4D3n 8D3N/d4n 4D3N/d4n ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A material is said to be perfectly elastic if It does not regain its original shape at all None of these It regains its original shape on removal of the load It regains its original shape partially on removal of the load It does not regain its original shape at all None of these It regains its original shape on removal of the load It regains its original shape partially on removal of the load 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° 30° 60° 90° 45° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A compound truss may be formed by connecting two simple rigid frames, by Three bars intersecting at a point three parallel bars Two bars Three bars Three bars intersecting at a point three parallel bars Two bars Three bars 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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