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 The ratio of lateral strain to axial strain of a homogeneous material, is known Hooke’s ratio Poisson’s ratio Plastic ratio Yield ratio Hooke’s ratio Poisson’s ratio Plastic ratio Yield ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/4h ωl²/8h ωl²/12h ωl²/16h ωl²/4h ωl²/8h ωl²/12h ωl²/16h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is Circle Straight line Parabola Ellipse Circle Straight line Parabola Ellipse ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 5.5 mm 5.0 mm 4.0 mm 4.5 mm 5.5 mm 5.0 mm 4.0 mm 4.5 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A masonry dam (density = 20,000 N/m³) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be 75 N/m² 75000 N/m² 7500 N/m² 750 N/m² 75 N/m² 75000 N/m² 7500 N/m² 750 N/m² ANSWER DOWNLOAD EXAMIANS APP