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 A material is said to be perfectly elastic if It regains its original shape on removal of the load It does not regain its original shape at all None of these It regains its original shape partially on removal of the load It regains its original shape on removal of the load It does not regain its original shape at all None of these It regains its original shape partially on removal of the load 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 2.125 cm³ 4.125 cm² 1.125 cm³ 3.125 cm³ 2.125 cm³ 4.125 cm² 1.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be, 14 M 15 M 16 m 13 M 14 M 15 M 16 m 13 M ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is 0.404 0.303 0.505 0.707 0.404 0.303 0.505 0.707 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A three hinged arch is generally hinged at its supports and At one quarter span Anywhere in the rib None of these At the crown At one quarter span Anywhere in the rib None of these At the crown ANSWER DOWNLOAD EXAMIANS APP