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 3 1.5 1 2 3 1.5 1 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 0.002 0.0025 0.003 0.001 0.002 0.0025 0.003 0.001 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In the truss, the force in the member AC is 8.75 t tensile t compressive t tensile 6.25 t compressive 8.75 t tensile t compressive t tensile 6.25 t compressive 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 = S – F Q = F – S Q = S + F Q = S × F Q = S – F Q = F – S Q = S + F Q = S × F 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 2h/Wa 2W/ha Wa/2h Wa/h 2h/Wa 2W/ha Wa/2h 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 80 N/mm² 100 N/mm 2 120 N/mm² 150 N/mm² 80 N/mm² 100 N/mm 2 120 N/mm² ANSWER DOWNLOAD EXAMIANS APP
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