Steel Structure Design Questions

• The safe working pressure for a spherical vessel 1.5 m diameter and having 1.5 cm thick wall not to exceed tensile stress 50kg/cm2 , is
• A riveted joint many experience
• 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).
• When a tension member consists of two channel sections, the allowance for rivet hole is made for two holes from
• The distance between the outer faces of flanges of a plate girder, is known as
• Tacking rivets in compression plates not exposed to the weather, have a pitch not exceeding 300 mm or
• Rolled steel angle sections are classified as
• An imaginary line along which rivets are placed, is known as
• The connection of one beam to another beam by means of an angle at the bottom and an angle at the top, is known as
• Lug angle is
• When the upper column does not provide full bearing area over lower column, the column splice is provided with the following assumption
• A column splice is used to increase
• 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
• In double lacing, the thickness t of flat lacing is
• To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added, is
• The maximum permissible slenderness ratio of compression member carrying dead and superimposed load, is
• For a steel member of slenderness ratio 350, the allowable stress is 76 kg/cm2 if it is
• To keep the intensity of bearing pressure between the column base and concrete, compressive throughout the length of the column base, the ratio of the moment M to axial load P should be
• The permissible stress to which a structural member can be subjected to, is known as
• Diameter of a rivet hole is made larger than the diameter of the rivet by