Category: Theory of Structures

The yield moment of a cross section is defined as the moment that will just produce the yield stress in_________________?

Hamad Theory of Structures 23/02/2021

0

A. The outer most fibre of the section
B. The inner most fibre of the section
C. The neutral fibre of the section
D. The fibre everywhere

The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is_________________?

Hamad Theory of Structures 20/02/2021

0

A. wl3/3EI
B. wl4/3EI
C. wl4/8EI
D. wl4/12EI

The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is_______________?

Hamad Theory of Structures 15/02/2021

0

A. 1/2
B. 2/3
C. 1/4
D. 1/3

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___________________?

Hamad Theory of Structures 11/02/2021

0

A. 411 N mm
B. 511 N mm=
C. 611 N mm
D. 711 N mm

The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is______________?

Hamad Theory of Structures 13/01/2021

0

A. WL3/3EL
B. WL3/8EL
C. WL3/24EL
D. WL3/48EL

A cantilever of length is subjected to a bending moment at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is_________________?

Hamad Theory of Structures 10/01/2021

0

A. ML/EI
B. ML/2EI
C. ML²/2EI
D. ML²/3EI

A compound truss may be formed by connecting two simple rigid frames, by_________________?

Hamad Theory of Structures 09/01/2021

0

A. Two bars
B. Three bars
C. Three parallel bars
D. Three bars intersecting at a point

The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is__________________?

Hamad Theory of Structures 07/01/2021

0

A. ½
B. 1
C. 1½
D. 2

The moment of inertia of a triangular section (height h, base b) about its base, is_______________?

Hamad Theory of Structures 04/01/2021

0

A. bh²/12
B. b²h/12
C. bh3/12
D. b3h/12

In plastic analysis, the shape factor for a circular section, is_________________?

Hamad Theory of Structures 03/01/2021

0

A. 1.5
B. 1.6
C. 1.7
D. 1.75