Engineering, 16.12.2020 03:40 LukeneedhelpInMath

3. (5.0 points) Using the AISC Design Tables, answer the following questions: a. (1.25 points) What is the LRFD composite design strength of a W27x84 assuming Fy = 50 ksi, the deck
thickness is 6” and a = 4” (PNA is in the concrete deck)?
b. (0.75 points) What is the minimum edge distance from center of standard hole to edge of connected
part for a 1” diameter bolt?
c. (0.75 points) What is the minimum bolt pretension in kips for a A490 bolt that is 1” diameter?
d. (0.75 points) What is the shear lag factor for a tension member where tension load is transmitted only
by transverse welds to an angle (L
e. (1.5 points) What is the combined force ratio for a W21x55 (Fy = 50 ksi) if Pu = 50kips, Mux = 200 kipft, Muy = 0 kip-ft, Lc = 10ft and Lb = 20 ft (Using Equations from Part 16 Chapter H)

Answers: 1

Show answers

Another question on Engineering

Engineering, 04.07.2019 18:10

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

Answers: 3

Answer

Engineering, 04.07.2019 18:10

Ajournal bearing has a journal diameter of 3.250 in with a unilateral tolerance of 20.003 in. the bushing bore has a diameter of 3.256 in and a unilateral tolerance of 0.004 in. the bushing is 2.8 in long and supports a 700-lbf load. the journal speed is 900 rev/min. find the minimum oil film thickness and the maximum film pressure for both sae 20 and sae 20w-30 lubricants, for the tightest assembly if the operating film temperature is 160°f. a computer code is appropriate for solving this problem.

Answers: 3

Answer

Engineering, 04.07.2019 18:10

A-mn has a cubic structure with a0 0.8931 nm and a density of 7.47 g/cm3. b-mn has a different cubic structure, with a0 0.6326 nm and a density of 7.26 g/cm3. the atomic weight of manganese is 54.938 g/mol and the atomic radius is 0.112 nm. determine the percent volume change that would occur if a-mn transforms to b-mn.

Answers: 2

Answer

Engineering, 04.07.2019 19:20

Determine (a) the maximum thermal efficiency of reversible power cycles operating between a hot reservoir at 1000°c and a cold reservoir at 200°c and (b) the maximum cops for reversible refrigeration and heat pump cycies, respectively, between 28°c and 14°c.

Answers: 1

Answer

You know the right answer?

3. (5.0 points) Using the AISC Design Tables, answer the following questions: a. (1.25 points) What...

Questions