Theory of Structures A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is 4WD²n/d4N 4W²D3n²/d4N 4W²D3n/d4N 4W²Dn/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²D3n/d4N 4W²Dn/d4N ANSWER DOWNLOAD EXAMIANS APP
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 511 N mm 411 N mm 711 N mm 611 N mm 511 N mm 411 N mm 711 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The forces in the members of simple trusses, may be analysed by Method of joints Method of sections All of these Graphical method Method of joints Method of sections All of these Graphical method ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Stress may be defined as Force per unit volume None of these Force per unit area Force per unit length Force per unit volume None of these Force per unit area Force per unit length ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For beams of uniform strength, if depth is constant, Width b M 2 Width b M Width b 1/M Width b 3 M Width b M 2 Width b M Width b 1/M Width b 3 M 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 1.5 3 1 2 1.5 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
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