CE 77 - Quiz 3

In tension members, the only determinant of its strength is

• Length

• Cross-sectional Area

• Modulus of Elasticity

• Yield strength

What is the most common built-up structural steel section?

• double-pipe section

• double-channel section

• double-wide flange section

• double-angle section

A material used to transfer the load from the member to a support or another member.

• angle bar

• pipe

• gusset plate

• glue

A tension member can fail by excessive deformation initiated by yielding. What section property will be used to such failure?

• gross section

• net section

• effective section

• none of the choices

In computing the nominal strength of tension members, the factor of safety in ASD must be?

• 1.0

• 1.5

• 2.0

• 3.0

What is the value of

 $\phi_t$  for tensile yielding of tension member using LRFD?

• 0.75

• 0.80

• 0.85

• 0.90

For standard holes, the actual hole diameter shall add an amount of?

• 5/16 in

• 1/8 in

• 3/16 in

• 1/4 in

What does the notation LLBB for angle bars mean?

• long-lengths back-to-basic

• long-legs back-to-short

• long-legs back-to-back

• long-lengths back-to-back

What is the shear lag factor, U, for plates assuming the cross section has only one element and it is connected?

• 0.75

• 0.80

• 0.87

• 1.0

The block shear in gusset plate and plate tension member, the shear rupture stress is taken as ____ of the tensile ultimate stress.

• 50%

• 60%

• 70%

• 80%