Design of Steel Structures

A. axial force in rafter
B. shear force in rafter
C. deflection of rafter
D. bending moment in rafter

A. 26’/2°
B. 30°
C. 35°
D. 40°

A. L/3 to L/5
B. L/4to2L/5
C. L/3 to L/2
D. 2L/5 to 3L/5 where L is span

A. horizontal shear only
B. vertical load only
C. both (A. and (B.
D. none of the above

A. lateral loads
B. longitudinal loads and vertical loads
C. lateral, longitudinal and vertical loads
D. lateral and longitudinal loads

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

A. 121
B. 161
C. 201
D. 251

where t = thickness of thinnest flange plate

A. 5 mm
B. 6 mm
C. 8 mm
D. 10 mm

A. vertical intermediate stiffener
B. horizontal stiffener at neutral axis
C. bearing stiffener
D. none of the above

A. 100
B. 120
C. 145
D. 180