Theory of Structures A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is: 2.125 cm³ 3.125 cm³ 4.125 cm² 1.125 cm³ 2.125 cm³ 3.125 cm³ 4.125 cm² 1.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For beams breadth is constant, Depth d Depth d M Depth d 3 Depth d 1/M Depth d Depth d M Depth d 3 Depth d 1/M ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is Wa/h Wa/2h 2h/Wa 2W/ha Wa/h Wa/2h 2h/Wa 2W/ha ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of lateral strain to axial strain of a homogeneous material, is known Poisson’s ratio Hooke’s ratio Yield ratio Plastic ratio Poisson’s ratio Hooke’s ratio Yield ratio Plastic ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Total strain energy theory for the failure of a material at elastic limit, is known St. Venant’s theory Rankine’s theory Haig’s theory Guest’s or Trecas’ theory St. Venant’s theory Rankine’s theory Haig’s theory Guest’s or Trecas’ theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In a shaft, the shear stress is not directly proportional to Length of the shaft Radius of the shaft Modulus of rigidity Angle of twist Length of the shaft Radius of the shaft Modulus of rigidity Angle of twist ANSWER DOWNLOAD EXAMIANS APP
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