Homework Answers
For axial load (Kips) : 113
Unbraced length : 12
The smallest adequate column section: 10x14
For axial load (Kips) : 118
Unbraced length : 12
The smallest adequate column section: 10x14 (or) 12x12
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Questions (38-39) Select the smallest adequate column sections of Douglas Fir-Larch No. 1 for the following...
Information P Flag question Questions (24-27) What are the allowable stress values for the following lumber...
Information P Flag question Questions (24-27) What are the allowable stress values for the following lumber sections? (Based on Douglas Fir-Larch - Textbook) Question 24 Not yet answered Points out of 3.00 Potion 2x6 No. 1 - Select one O a. 1200 lb/in? O b. 1300 lb/in O C. 170 bin O d. 877 Ibin Question 25 Not yet answered Points out of 3.00 P Flag question 2x6 No. 1 Ft= Select one: O a. 1200 lb/in? O b. 742...
Problem 5.4 J1: No.2 grade Douglas fir-Larch is to be used for a series of floor...
Problem 5.4 J1: No.2 grade Douglas fir-Larch is to be used for a series of floor beams 8ft on center, spanning 10ft. If the total uniformly distributed load on each beam, including the beam weight, is 3050 lb, select the section with the least cross-sectional area based on bending stress. Problem 5.4 J2: A simple beam of Hem Fir, No. 1 grade, has a span of 14ft with two concentrated loads of 5 kips each placed at the third points...
Problem 5.4 J1: No.2 grade Douglas fir-Larch is to be used for a series of floor...
Problem 5.4 J1: No.2 grade Douglas fir-Larch is to be used for a series of floor beams 8ft on center, spanning 10ft. If the total uniformly distributed load on each beam, including the beam weight, is 3050 lb, select the section with the least cross-sectional area based on bending stress. Problem 5.4 J2: A simple beam of Hem Fir, No. 1 grade, has a span of 14ft with two concentrated loads of 5 kips each placed at the third points...
Information P Flag question Calculate the total axial deformation in a 40ft, 2.5 inch diameter steel...
Information P Flag question Calculate the total axial deformation in a 40ft, 2.5 inch diameter steel rod hanger that supports a 142 kip load. (Esteel -- 30 x 106 psi) What would the diameter of the rod be after loading given that v = 0.3? Question 19 Not yet answered Points out of 3.00 P Flag question Select one: a. 70.8 k/in? b. 35.4 k/in? O c. 28.93 k/in O d. 38.2 k/in? Question 20 Not yet answered Points out...
Questions (34-35) Determine the allowable bending stress (Fb) and allowable Compression parallel to the grain (Fe)...
Questions (34-35) Determine the allowable bending stress (Fb) and allowable Compression parallel to the grain (Fe) for a Douglas Pir-Larch 2 x 10 No. 2, used in repetitive framing with snow loading Question 34 Not yet answered Points out of 3.00 P Flag cuestion Pb- Select one O a. 1782 1b/in? O b. 1746 lb/in O c. 1309 lb/in O d. 1552 lb/in Question 35 Not yet answered Points out of 3.00 P Flag question FC Select one: O a....
Information P Flag question Use the stress-strain diagram below to answer questions 10-12. A B a...
Information P Flag question Use the stress-strain diagram below to answer questions 10-12. A B a E Question 10 Not yet answered Points out of 3.00 P Flag question Which material is more brittle? Select one: O a. A O b. B Question 11 Not yet answered Points out of 3.00 P Flag question Which material is stronger? Select one: O a. A O b. B Question 12 Not yet answered Points out of 3.00 P Flag question Which material...
Questions (40-41) Find the actual deflection of a 15 ft. long 10x16 wood beam with E-1,700,000...
Questions (40-41) Find the actual deflection of a 15 ft. long 10x16 wood beam with E-1,700,000 psi and Fb-1600 psi, carrying a total uniformly distributed load of 20 kips. Find the maximum deflection for this beam under its maximum loading. Question 40 Not yet answered Points out of 3.00 P Flas question Actual Defl. - Select one: O a. 0.26 in O b. 0.5 in OC. 0.30 in O d. 0.42 in Question 41 Not yet answered Points out of...
Questions (36-37) Select the best choice(s) of dimensional lumber floor joists for the following spans. Make...
Questions (36-37) Select the best choice(s) of dimensional lumber floor joists for the following spans. Make choice for grades, No. 1 and No.2 using Southem Pine Span Tables LL = 50 ps, DL - 10 psfspan = 12' spacing-16"o.c. Question 36 Not yet answered Points out of 3.00 P Flag question No.1: Select one: O a. 2x10 O b. 2x8 O C. 2x12 O d. 2x6 Question 37 Not yet answered Points out of 3.00 P Flag question No.2: Select...
Information P Flag question A W8x35 is used as a column. The weak axis is braced...
Information P Flag question A W8x35 is used as a column. The weak axis is braced at 28 ft from the bottom and the bottom end condition is fixed in all directions. The top is pinned in all directions and weak axis bracing is pinned. Find the critical load of buckling and the critical stress of buckling. Total Length = 50ft. Question 24 Not yet answered Points out of 1.00 Flag question rx = Select one: O a. 5.51 in....
Information P Flag question A W8x35 is used as a column. The weak axis is braced...
Information P Flag question A W8x35 is used as a column. The weak axis is braced at 28 ft from the bottom and the bottom end condition is fixed in all directions. The top is pinned in all directions and weak axis bracing is pinned. Find the critical load of buckling and the critical stress of buckling Total Length - 50ft. Question 24 Not yet answered Points out of 1,00 P Flag question X = Select one: O a. 5.51...
Information P Flag question Questions (24-27) What are the allowable stress values for the following lumber sections? (Based on Douglas Fir-Larch - Textbook) Question 24 Not yet answered Points out of 3.00 Potion 2x6 No. 1 - Select one O a. 1200 lb/in? O b. 1300 lb/in O C. 170 bin O d. 877 Ibin Question 25 Not yet answered Points out of 3.00 P Flag question 2x6 No. 1 Ft= Select one: O a. 1200 lb/in? O b. 742...
Problem 5.4 J1: No.2 grade Douglas fir-Larch is to be used for a series of floor beams 8ft on center, spanning 10ft. If the total uniformly distributed load on each beam, including the beam weight, is 3050 lb, select the section with the least cross-sectional area based on bending stress. Problem 5.4 J2: A simple beam of Hem Fir, No. 1 grade, has a span of 14ft with two concentrated loads of 5 kips each placed at the third points...
Information P Flag question Calculate the total axial deformation in a 40ft, 2.5 inch diameter steel rod hanger that supports a 142 kip load. (Esteel -- 30 x 106 psi) What would the diameter of the rod be after loading given that v = 0.3? Question 19 Not yet answered Points out of 3.00 P Flag question Select one: a. 70.8 k/in? b. 35.4 k/in? O c. 28.93 k/in O d. 38.2 k/in? Question 20 Not yet answered Points out...
Questions (34-35) Determine the allowable bending stress (Fb) and allowable Compression parallel to the grain (Fe) for a Douglas Pir-Larch 2 x 10 No. 2, used in repetitive framing with snow loading Question 34 Not yet answered Points out of 3.00 P Flag cuestion Pb- Select one O a. 1782 1b/in? O b. 1746 lb/in O c. 1309 lb/in O d. 1552 lb/in Question 35 Not yet answered Points out of 3.00 P Flag question FC Select one: O a....
Information P Flag question Use the stress-strain diagram below to answer questions 10-12. A B a E Question 10 Not yet answered Points out of 3.00 P Flag question Which material is more brittle? Select one: O a. A O b. B Question 11 Not yet answered Points out of 3.00 P Flag question Which material is stronger? Select one: O a. A O b. B Question 12 Not yet answered Points out of 3.00 P Flag question Which material...
Questions (40-41) Find the actual deflection of a 15 ft. long 10x16 wood beam with E-1,700,000 psi and Fb-1600 psi, carrying a total uniformly distributed load of 20 kips. Find the maximum deflection for this beam under its maximum loading. Question 40 Not yet answered Points out of 3.00 P Flas question Actual Defl. - Select one: O a. 0.26 in O b. 0.5 in OC. 0.30 in O d. 0.42 in Question 41 Not yet answered Points out of...
Questions (36-37) Select the best choice(s) of dimensional lumber floor joists for the following spans. Make choice for grades, No. 1 and No.2 using Southem Pine Span Tables LL = 50 ps, DL - 10 psfspan = 12' spacing-16"o.c. Question 36 Not yet answered Points out of 3.00 P Flag question No.1: Select one: O a. 2x10 O b. 2x8 O C. 2x12 O d. 2x6 Question 37 Not yet answered Points out of 3.00 P Flag question No.2: Select...
Information P Flag question A W8x35 is used as a column. The weak axis is braced at 28 ft from the bottom and the bottom end condition is fixed in all directions. The top is pinned in all directions and weak axis bracing is pinned. Find the critical load of buckling and the critical stress of buckling. Total Length = 50ft. Question 24 Not yet answered Points out of 1.00 Flag question rx = Select one: O a. 5.51 in....
Information P Flag question A W8x35 is used as a column. The weak axis is braced at 28 ft from the bottom and the bottom end condition is fixed in all directions. The top is pinned in all directions and weak axis bracing is pinned. Find the critical load of buckling and the critical stress of buckling Total Length - 50ft. Question 24 Not yet answered Points out of 1,00 P Flag question X = Select one: O a. 5.51...
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