Theory of Structures If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec 294 MN 274 MN 264 MN 284 MN 294 MN 274 MN 264 MN 284 MN ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is 611 N mm 711 N mm 411 N mm 511 N mm 611 N mm 711 N mm 411 N mm 511 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the area of cross-section of a circular section to the area of its core, is 11 14 15 16 11 14 15 16 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures parabolic arch of span and rise , is given by The equation of a 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 ) y = 4h/l² × (1 – x) y = 3h/l² × (1 – x) y = 2h/l² × (1 – x) ANSWER DOWNLOAD EXAMIANS APP
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: 3.125 cm³ 1.125 cm³ 2.125 cm³ 4.125 cm² 3.125 cm³ 1.125 cm³ 2.125 cm³ 4.125 cm² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where M. is maximum M. is minimum M. changes sign S.F. is zero M. is maximum M. is minimum M. changes sign S.F. is zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS