Theory of Structures A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised All of these Steel experiences tensile force Composite beam gets subjected to a couple Brass experiences compressive force All of these Steel experiences tensile force Composite beam gets subjected to a couple Brass experiences compressive force ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The assumption in the theory of bending of beams is: All of these Material is homogeneous Material is isotropic Young’s modulus is same in tension as well as in compression All of these Material is homogeneous Material is isotropic Young’s modulus is same in tension as well as in compression ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, S.F. will be zero throughout Horizontal thrust is wl2/8h B.M. will be zero throughout All of these S.F. will be zero throughout Horizontal thrust is wl2/8h B.M. will be zero throughout All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy due to volumetric strain Is directly proportional to the volume Is directly proportional to the square of exerted pressure Is inversely proportional to Bulk modulus All of these Is directly proportional to the volume Is directly proportional to the square of exerted pressure Is inversely proportional to Bulk modulus All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is 150 N/mm² 120 N/mm² 80 N/mm² 100 N/mm 2 150 N/mm² 120 N/mm² 80 N/mm² 100 N/mm 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is 0.001 0.003 0.002 0.0025 0.001 0.003 0.002 0.0025 ANSWER DOWNLOAD EXAMIANS APP