WorksheetsPrinciples of Steel Design
Total questions: 15
Worksheet time: 13mins
The Home Insurance Building in Chicago was built in the year ____.
1864
1884
1921
1931
Which of the following is NOT and advantage of using Structural Steel in construction?
Durability
Toughness
Fireproofing
Sustainability
Which of the following material is the TOUGHEST?
A
B
C
D
Determine the limiting laterally unbraced length for the limit state of yielding:
Ix = 956 000 mm^4
Iy = 450 900 mm^4
A = 645 mm ^2
Fy = 250 MPa
1619.31 mm
1916.49 mm
1499.16 mm
1316.19 mm
A certain W shape section has the following dimensions:
d = 375 mm tf = 4 mm
tw = 6 m bf = 250 mm
kdes = 8.5 mm Fy = 414 MPa
Determine the shape classification.
COMPACT
NONCOMPACT
SLENDER
A single angle with the following properties is used as a tension member:
Fu = 390 MPa Fy = 275 MPa Ag = 4560 mm^2 bolt diameter = 16 mm
number of bolts = 3 spacing of bolts = 90 mm O.C. xbar = 41.5 mm
The bolts are arranged in a row parallel to the tensile force. Determine allowable tensile strength.
752.40 kN
603.17 kN
657.18 kN
612.17 kN
Determine the moment of inertia about the horizontal centroidal axis. All units are in mm.
598803910.1 mm^4
797607820.2 mm^4
212866410.1 mm^4
411670320.2 mm^4
A steel plate has a width of 250 mm. It was connected to another plate by two pieces of 20 mm diameter bolts. The bolts are staggered and the pitch is 95 mm while the gage is 85 mm. Determine the net width.
225.01 mm
204.04 mm
235.55 mm
232.54 mm
He proposed that when deducting area corresponding to a staggered hole, use a reduced diameter.
Cross
Candela
Cochrane
Calatrava
For members designed on the basis of compression, the slenderness ratio preferably should not exceed (a) .
A stub column is used as a compression member which is fixed on both ends.
Ix = 150 600 mm^4 Iy = 150 500 mm^4 Fy = 250 MPa L = 2.5 m
Determine the critical slenderness ratio.
191.92
191.94
191.96
191.98
A steel section is with the following properties is used as a compression member:
Fy = 300 MPa K = 1.0
L = 6 m radius of gyration = 55.21 mm
Determine the critical buckling stress in MPa. Refer to the AISC Requirements. Input only the numerical answer and round to the nearest whole number.
(a)
Which of the following is NOT a LIMIT STATE for Flexural Members?
Elastic LTB
Elastic FLB
Inelastic LTB
Inelastic FLB
None of these
A 10-meter propped beam is loaded by 333 kN point load at the midspan. Determine the plastic moment in kNm. Input the numerical value only (without units).
(a)
Determine the value of Cb.
Mmax = 250 kNm Ma = 200 kNm
Mb = 220 kNm Mc = 175 kNm
Round off to two decimal places.
(a)
