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 274 MN 264 MN 294 MN 284 MN 274 MN 264 MN 294 MN 284 MN ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The equivalent length of a column of length L, having both the ends hinged, is L 2L S L/2 L 2L S L/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The yield moment of a cross section is defined as the moment that will just produce the yield stress in The neutral fibre of the section The fibre everywhere The inner most fibre of the section The outer most fibre of the section The neutral fibre of the section The fibre everywhere The inner most fibre of the section The outer most fibre of the section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Flat spiral springs Are wound by applying a torque All of these Consist of uniform thin strips Consist of uniform thin strips Are wound by applying a torque All of these Consist of uniform thin strips Consist of uniform thin strips ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is 4W²Dn/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²D3n/d4N 4W²Dn/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²D3n/d4N 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: 2.125 cm³ 1.125 cm³ 3.125 cm³ 4.125 cm² 2.125 cm³ 1.125 cm³ 3.125 cm³ 4.125 cm² ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS