Related Questions
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Which of the following sections should preferably be used at places where torsion occurs?
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Water pressure in a 80 cm water main is 10 kg/cm2. The minimum thickness of the metal required for the water main, not to be stressed more than 200 kg/cm2, is
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4
Working shear stress on the gross area of a rivet as recommended by Indian Standards, is
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4
Generally the purlins are placed at the panel points so as to avoid
D. Bending moment in rafter
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4
Shape factor is a property which depends
A. Only on the ultimate stress of the material
B. Only on the yield stress of the material
C. Only on the geometry of the section
D. Both on the yield stress and ultimate stress of material
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4
The allowable shear stress in the web of mild steel beams decreases with
D. Increase in height Where 'h' is height and t is thickness
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The diameter of base of conical flare of a steel stack is
D. Any of the above Where d is the diameter of the cylindrical part
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Bending compressive and tensile stresses respectively are calculated based on
A. Net area and gross area
B. Gross area and net area
C. Net area in both cases
D. Gross area in both cases
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When the axis of load lies in the plane of rivet group, then the rivets are subjected to
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The ratio of hydrostatic stress to the volumetric strain within the elastic range, is called
B. Shear modulus of elasticity
C. Bulk modulus of elasticity
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The effective length of a compression member of length L, held in position and restrained in direction at both ends, is
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Pick up the correct statement from the following:
A. The steel beams placed in plain cement concrete, are known as reinforced beams
B. The filler joists are generally continuous over three-supports only
C. Continuous fillers are connected to main beams by means of cleat angles
D. Continuous fillers are supported by main steel beams
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The equivalent axial load may be defined as the load which produces a stress equal to
A. Maximum stress produced by the eccentric load
B. Maximum stressed fibre
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The allowable stress in axial tension is generally kept less if thickness of the member is more than
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In the virtual work method, the virtual quantity is
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The actual thickness of butt weld as compared to the thickness of plate is usually
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If the unsupported length of a stanchion is 4 metres and least radius of gyration of its cross-section is 5, the slenderness ratio of the stanchion, is
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A structural member subjected to tensile force in a direction parallel to its longitudinal axis, is generally known as
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A column splice is used to increase
B. Strength of the column
C. Cross-sectional area of the column
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Slenderness ratio of a compression member is
A. Moment of inertia/Radius of gyration
B. Effective length/Area of cross-section
C. Radius of gyration/Effective length
D. Radius of gyration/ Area of cross-section
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For a column of height L fixed in position and direction both at its top and bottom, its effective length, is
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Design of a riveted joint is based on the assumption:
A. Bending stress in rivets is accounted for
B. Riveted hole is assumed to be completely filled by the rivet
C. Stress in the plate in not uniform
D. Friction between plates is taken into account
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The centrifugal force due to curvature of track is assumed to act on the bridge at a height of
A. 1.23 m above the rail level
B. 1.50 m above the rail level
C. 1.83 m above the rail level
D. 2.13 m above the rail level
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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
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The web crippling due to excessive bearing stress can be avoided by
A. Increasing the web thickness
B. Providing suitable stiffener
C. Increasing the length of the bearing plates
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Bearing stiffener in a plate girder is used to
A. Transfer the load from the top flange to the bottom one
B. Prevent buckling of web
C. Decrease the effective depth of web
D. Prevent excessive deflection
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The ratio of shearing stress to shearing strain within elastic limit, is known as
B. Shear modulus of elasticity
C. Bulk modulus of elasticity
D. Tangent modulus of elasticity
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If N is the number of rivets in the joint, the strength of a riveted joint against shearing of rivets, is given by
A. Ps = N × (π/4) d2 × Ps
C. Ps = N × (p - d) × t × Ps
D. Ps = N × (P + d) × t × ps
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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).
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In the cross-section of a weld, throat is the