Theory of Structures If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 3K (1 – 2/m) E = 2N (1 + 1/m) All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 3K (1 – 2/m) E = 2N (1 + 1/m) 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 Its number of coils will increase It is subjected to pure bending All of these Its mean diameter will decrease Its number of coils will increase It is subjected to pure bending All of these Its mean diameter will decrease ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of lateral strain to axial strain of a homogeneous material, is known Hooke’s ratio Yield ratio Plastic ratio Poisson’s ratio Hooke’s ratio Yield ratio Plastic ratio Poisson’s ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is e²l²/3d² el²/3d² el/2d ee²l/3d² e²l²/3d² el²/3d² el/2d ee²l/3d² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The equivalent length of a column of length L having one end fixed and the other end free, is 2L L/2 L L 2L L/2 L L 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° 45° 90° 30° 60° 45° 90° 30° ANSWER DOWNLOAD EXAMIANS APP