Q. If f is the maximum allowable bending stress in a tension member whose radius of gyration is r and depth is 2y, the required cross sectional area A is given by

View solution

Q. For eccentrically loaded columns, the bending factor is

View solution

Q. Number of rivets required in a joint, is

View solution

Q. If d is the clear depth of a plate girder, t is the minimum required thickness of the web, C is the maximum clear distance between vertical stiffeners, the moment of inertia of a pair of stiffeners about the centre line of the web, is

View solution

Q. In a built up beam actual bending compressive stress fbc is given by (when y1 is the distance of the edge of the beam from the neutral axis).

View solution

Q. If a pair of angles placed back to back in tension are connected by one leg of each angle, the net effective area of the section, is

View solution

Q. If M is the moment due to a couple in a bearing plate whose width is b and allowable bending stress is P, the thickness (t) of the bending plate of the column splice, is

View solution

Q. For columns whose slenderness ratio is upto 160, the secant formula for the determination of allowable stress, is

View solution

Q. According to the Unwin's formula, if t is thickness of the plate in cm, the nominal diameter of the rivet, is

View solution

Q. A single angle in tension is connected by one leg only. If the areas of connecting and outstanding legs are respectively a and b, net effective area of the angle, is

View solution

Q. The central deflection of a simply supported steel beam of length L with a concentrated load W at the centre, is

View solution

Q. If L is the overall length of a combined footing having A as its area, d being the distance between the centre of gravity of the base and centre of the base, the larger width b is

View solution

Q. If fbt and fc are the co-existent bending tensile stress and shear stress in a member, the equivalent stress fc is

View solution

Q. When a column is subjected to eccentric load having eccentricity ex, with respect to x-axis and eccentricity ey with respect to y-axis the column is subjected to moment in two directions and the equivalent axial load, is

View solution

Q. The value of f.o.s 'm' in the formula for safe compressive stress for a column is taken as

View solution

Q. If d is the diameter of column, D is the side of square base, W is total axial load and p is the allowable bending stress, the thickness (t) of the base plate, is

View solution

Q. Rivets subjected to shear and an externally applied tensile force, should be so proportioned that

View solution

Q. With usual notations of the letters, the shear stress fs at any point of the cross-section is given by

View solution

Q. When the ratio of the moment M to axial load P is greater than L/6, the resultant of the compressive bearing pressure which acts at a distance Y from one side, is given by

View solution

Q. Under a concentrated load, bearing stress fb in a beam, is given by (where b is the length of the bearing plate and h is the depth of the root of the fillet).

View solution