Theory of Structures At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by Maximum compressive stress at the section Depth of the section Maximum tensile stress at the section Depth of the neutral axis Maximum compressive stress at the section Depth of the section Maximum tensile stress at the section Depth of the neutral axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following: Q = F – S Q = S + F Q = S × F Q = S – F Q = F – S Q = S + F Q = S × F Q = S – F ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where M. is maximum S.F. is zero M. changes sign M. is minimum M. is maximum S.F. is zero M. changes sign M. is minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For the close coil helical spring of the maximum deflection is WD3n/d4N 8WD3n/d4N 2WD3n/d4N 4W²D3n/d4N WD3n/d4N 8WD3n/d4N 2WD3n/d4N 4W²D3n/d4N 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 60° 90° 30° 45° 60° 90° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The load on a spring per unit deflection, is called Proof resilience Stiffness Proof load Proof stress Proof resilience Stiffness Proof load Proof stress ANSWER DOWNLOAD EXAMIANS APP