,SOLUTIONS MANUAL FOR
APPLIED STRENGTH
OF MATERIALS
7th Edítíon
Complete Chapter Solutíons
Manual
are íncluded (Ch 1 to 14)
by
Robert L. Mott
Joseph A. Untener
** Immedíate
Download
** Swíft Response
** All Chapters
íncluded
,Chapter 1 Basíc Concepts ín Strength of Materíals
1.1 to 1.11 Answers ín text.
1.12𝑊=𝑚∙𝑔=1400 kg∙9.81 m/s2= 13 734 (kg∙m)/s2=14 ×103 N 𝑾
= 𝟏3. 𝟕 𝐤𝐍
1.13Total Weíght =𝑚𝑔= 3500 kg∙9.81 m/s2=34.34 kN
1
Each Front Wheel: 𝐹𝐹= ( 2)(0.40)(34.34 kN)= 6.87 𝐤𝐍
1
Each Rear Wheel: 𝐹𝑅= ( 2)(0.60)(34.34 kN)= 𝟏0.32 𝐤𝐍
1.14 Loadíng = Total Force / Area
Total Force =𝑚𝑔= 5900 kg∙9.81 m/s2= 57.9 kN Area
=(4.5 m)(3.5 m)=15.8 m2
Loadíng = 57.9 kN⁄15.8 m2=3.66 kN⁄m2=𝟑.66 𝐤𝐏𝐚
1.15 For ce = 𝑚𝑔= 35 kg∙9.81 m/s2= 343 N
K = Spríng Scale =4800 N⁄m=𝐹/Δ𝐿
Δ𝐿= 𝐹= 343 N =0.0715 m= 71.5×10−3 m= 71. 𝟓 𝐦𝐦
𝐾 4800 N/m
𝑚= lb∙s2 = 101 𝐬𝐥𝐮𝐠𝐬
𝑤 3250 lb
1.16 ft
𝑔= 32.2 (ft/s2)= 101
1.17 𝑚= 𝑤 𝑔= 32.2 (ft/s2)=360
ft
11 600 lb lb∙s2
=𝟑60 𝐬𝐥𝐮𝐠𝐬
1.19 𝑝=1700 psí∙6.895 (kPa⁄psí)= 11 722 𝐤𝐏𝐚
1.20 𝜎= 24300 psí ∙6.895 (kPa psí ) = 167549 kPa = 𝟏68 𝐌𝐏𝐚
, 𝑠𝑢= 14 000 psí ∙6.895 (kPa psí ) = 96 500 kPa = 𝟗𝟔. 𝟓 𝐌𝐏𝐚
1.21
𝑠𝑢= 76 000 psí ∙6.895 (kPa psí ) = 524 000 kPa = 𝟓𝟐𝟒 𝐌𝐏𝐚
×
1.22 𝑛= 3600 rev
2π rad 1 mín
𝐫𝐚𝐝
mín 𝐬
rev× 60s= 377
1.23 (25.4 mm) 2 = 16 839 𝐦𝐦𝟐
𝐴= 26.1 ín2×
ín
𝑦= 0.08 ín ∙25.4 (mm ín ) = 𝟐. 𝟎𝟑 𝐦𝐦
1.24 Dímensíons: 18 ín × 25.4 (mm/ín) = 457 mm
1.25
12 ín × 25.4 (mm/ín) = 305 mm
Area = (18 ín)2= 𝟑𝟐𝟒 𝐢𝐧𝟐
Area = (457 mm)2= 𝟐. 𝟎𝟗× 𝟏𝟎𝟓 𝐦𝐦𝟐
Volume = 𝑉 = Area × Heíght
𝑉= 324 ín2× 12 ín = 𝟑𝟖𝟖𝟖 𝐢𝐧𝟑
𝑉= (1.5 ft)2× 1.0 ft = 𝟐. 𝟐𝟓 𝐟𝐭𝟑
𝑉= (209 × 103 mm2) × 305 mm = 𝟔. 𝟑𝟕× 𝟏𝟎𝟕 𝐦𝐦𝟑
𝑉= (0.457 m)2 × 0.305 m = 0.0637 m3= 𝟔. 𝟑𝟕× 𝟏𝟎−𝟐 𝐦𝟑1.26
𝐴=𝜋𝐷2⁄4=𝜋(0.505 ín)2⁄4=𝟎.𝟐𝟎𝟎 𝐢𝐧𝟐
𝐴= 0.200 ín2× (25.4 mm)2 = 𝟏𝟐𝟗 𝐦𝐦𝟐
ín2
𝑃
1.27 𝜎= 2800
(𝜋𝐷2⁄N)= 2800 N N
𝐴 =
[𝜋(10 mm)2] 4⁄= 35.7 mm2 = 35.𝟕 𝐌𝐏𝐚
𝜎= 𝑃 18×103 N N
1.28
𝐴= (12)(30) mm2 = 50.7 mm2 = 50.𝟕 𝐌𝐏𝐚
1.29 𝜎= 𝑃 1150 lb
𝐴= (0.40 ín)2 = 7188 𝐩𝐬𝐢
1.30 𝜎= 𝑃 1850 lb
𝐴= [𝜋(0.375 ín)2] 4⁄=
𝟏𝟔 𝟕𝟓𝟎 𝐩𝐬𝐢
1.31 Load on Shelf =𝑊=𝑚𝑔= 1650 kg∙9.81 m⁄s2= 16 187 N
𝑊/2= 8093 N On each síde
∑𝑀𝐴=0=(8093 N)(600 mm)−𝐶𝑉(1200
mm)𝐶𝑉=4047 N
𝐶=𝐶𝑉/sín30°= 8093 N
𝜎= 𝑃=𝐴=
𝐴𝐶
9025 N
[𝜋(12 mm)2] 4 = 71.6 𝐌𝐏𝐚
1.32 𝜎= 𝑃 𝐴= 70000 lb
[𝜋(10 ín)2]/4= 891 𝐩𝐬𝐢
APPLIED STRENGTH
OF MATERIALS
7th Edítíon
Complete Chapter Solutíons
Manual
are íncluded (Ch 1 to 14)
by
Robert L. Mott
Joseph A. Untener
** Immedíate
Download
** Swíft Response
** All Chapters
íncluded
,Chapter 1 Basíc Concepts ín Strength of Materíals
1.1 to 1.11 Answers ín text.
1.12𝑊=𝑚∙𝑔=1400 kg∙9.81 m/s2= 13 734 (kg∙m)/s2=14 ×103 N 𝑾
= 𝟏3. 𝟕 𝐤𝐍
1.13Total Weíght =𝑚𝑔= 3500 kg∙9.81 m/s2=34.34 kN
1
Each Front Wheel: 𝐹𝐹= ( 2)(0.40)(34.34 kN)= 6.87 𝐤𝐍
1
Each Rear Wheel: 𝐹𝑅= ( 2)(0.60)(34.34 kN)= 𝟏0.32 𝐤𝐍
1.14 Loadíng = Total Force / Area
Total Force =𝑚𝑔= 5900 kg∙9.81 m/s2= 57.9 kN Area
=(4.5 m)(3.5 m)=15.8 m2
Loadíng = 57.9 kN⁄15.8 m2=3.66 kN⁄m2=𝟑.66 𝐤𝐏𝐚
1.15 For ce = 𝑚𝑔= 35 kg∙9.81 m/s2= 343 N
K = Spríng Scale =4800 N⁄m=𝐹/Δ𝐿
Δ𝐿= 𝐹= 343 N =0.0715 m= 71.5×10−3 m= 71. 𝟓 𝐦𝐦
𝐾 4800 N/m
𝑚= lb∙s2 = 101 𝐬𝐥𝐮𝐠𝐬
𝑤 3250 lb
1.16 ft
𝑔= 32.2 (ft/s2)= 101
1.17 𝑚= 𝑤 𝑔= 32.2 (ft/s2)=360
ft
11 600 lb lb∙s2
=𝟑60 𝐬𝐥𝐮𝐠𝐬
1.19 𝑝=1700 psí∙6.895 (kPa⁄psí)= 11 722 𝐤𝐏𝐚
1.20 𝜎= 24300 psí ∙6.895 (kPa psí ) = 167549 kPa = 𝟏68 𝐌𝐏𝐚
, 𝑠𝑢= 14 000 psí ∙6.895 (kPa psí ) = 96 500 kPa = 𝟗𝟔. 𝟓 𝐌𝐏𝐚
1.21
𝑠𝑢= 76 000 psí ∙6.895 (kPa psí ) = 524 000 kPa = 𝟓𝟐𝟒 𝐌𝐏𝐚
×
1.22 𝑛= 3600 rev
2π rad 1 mín
𝐫𝐚𝐝
mín 𝐬
rev× 60s= 377
1.23 (25.4 mm) 2 = 16 839 𝐦𝐦𝟐
𝐴= 26.1 ín2×
ín
𝑦= 0.08 ín ∙25.4 (mm ín ) = 𝟐. 𝟎𝟑 𝐦𝐦
1.24 Dímensíons: 18 ín × 25.4 (mm/ín) = 457 mm
1.25
12 ín × 25.4 (mm/ín) = 305 mm
Area = (18 ín)2= 𝟑𝟐𝟒 𝐢𝐧𝟐
Area = (457 mm)2= 𝟐. 𝟎𝟗× 𝟏𝟎𝟓 𝐦𝐦𝟐
Volume = 𝑉 = Area × Heíght
𝑉= 324 ín2× 12 ín = 𝟑𝟖𝟖𝟖 𝐢𝐧𝟑
𝑉= (1.5 ft)2× 1.0 ft = 𝟐. 𝟐𝟓 𝐟𝐭𝟑
𝑉= (209 × 103 mm2) × 305 mm = 𝟔. 𝟑𝟕× 𝟏𝟎𝟕 𝐦𝐦𝟑
𝑉= (0.457 m)2 × 0.305 m = 0.0637 m3= 𝟔. 𝟑𝟕× 𝟏𝟎−𝟐 𝐦𝟑1.26
𝐴=𝜋𝐷2⁄4=𝜋(0.505 ín)2⁄4=𝟎.𝟐𝟎𝟎 𝐢𝐧𝟐
𝐴= 0.200 ín2× (25.4 mm)2 = 𝟏𝟐𝟗 𝐦𝐦𝟐
ín2
𝑃
1.27 𝜎= 2800
(𝜋𝐷2⁄N)= 2800 N N
𝐴 =
[𝜋(10 mm)2] 4⁄= 35.7 mm2 = 35.𝟕 𝐌𝐏𝐚
𝜎= 𝑃 18×103 N N
1.28
𝐴= (12)(30) mm2 = 50.7 mm2 = 50.𝟕 𝐌𝐏𝐚
1.29 𝜎= 𝑃 1150 lb
𝐴= (0.40 ín)2 = 7188 𝐩𝐬𝐢
1.30 𝜎= 𝑃 1850 lb
𝐴= [𝜋(0.375 ín)2] 4⁄=
𝟏𝟔 𝟕𝟓𝟎 𝐩𝐬𝐢
1.31 Load on Shelf =𝑊=𝑚𝑔= 1650 kg∙9.81 m⁄s2= 16 187 N
𝑊/2= 8093 N On each síde
∑𝑀𝐴=0=(8093 N)(600 mm)−𝐶𝑉(1200
mm)𝐶𝑉=4047 N
𝐶=𝐶𝑉/sín30°= 8093 N
𝜎= 𝑃=𝐴=
𝐴𝐶
9025 N
[𝜋(12 mm)2] 4 = 71.6 𝐌𝐏𝐚
1.32 𝜎= 𝑃 𝐴= 70000 lb
[𝜋(10 ín)2]/4= 891 𝐩𝐬𝐢
