Theory of Structures The moment of inertia of a triangular section (height h, base b) about its base, is b²h/12 b³h/12 bh²/12 bh³/12 b²h/12 b³h/12 bh²/12 bh³/12 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 1.5 cm 2.5 cm 2 cm 1 cm 1.5 cm 2.5 cm 2 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The vertical reaction for the arch is wl/a wa/2l wa/l wa²/2l wl/a wa/2l wa/l wa²/2l 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 100 N/mm 2 80 N/mm² 150 N/mm² 120 N/mm² 100 N/mm 2 80 N/mm² 150 N/mm² 120 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures parabolic arch of span and rise , is given by The equation of a y = 4h/l² × (1 – x) y = 3h/l² × (1 – x) y = 2h/l² × (1 – x) y = h/l² × (1 – x ) y = 4h/l² × (1 – x) y = 3h/l² × (1 – x) y = 2h/l² × (1 – x) y = h/l² × (1 – x ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The stiffness of the close coil helical spring is 8D3N/d4n d4N/8D3n d4N/4D3n 4D3N/d4n 8D3N/d4n d4N/8D3n d4N/4D3n 4D3N/d4n ANSWER DOWNLOAD EXAMIANS APP