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, 13 M 15 M 16 m 14 M 13 M 15 M 16 m 14 M ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as Perry Parabolic formula Rankine Straight line formula Perry Parabolic formula Rankine Straight line formula ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The load on a spring per unit deflection, is called Proof stress Stiffness Proof load Proof resilience Proof stress Stiffness Proof load Proof resilience ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In the truss, the force in the member AC is 6.25 t compressive t tensile 8.75 t tensile t compressive 6.25 t compressive t tensile 8.75 t tensile t compressive ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At yield point of a test piece, the material Regains its original shape on removal of the load Obeys Hooke’s law Undergoes plastic deformation Behaves in an elastic manner Regains its original shape on removal of the load Obeys Hooke’s law Undergoes plastic deformation Behaves in an elastic manner ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch). 200/EIc 100/EIc 150/EIc 50/EIc 200/EIc 100/EIc 150/EIc 50/EIc ANSWER DOWNLOAD EXAMIANS APP