Solutions for Principles of Geotechnical Engineering, 10th Edition Das (All Chapters included

, CONVERSION FACTORS FROM ENGLISH TO SI UNITS
b b b b b b




Length: 1 ftb =0.3048 m
b b Coefficient ofb 1 in.2/sec
b = 6.452 cm2/sec
b b




1 ftb =30.48 cm
b b consolidation:
b 1 in.2/sec
b =20.346 ×103 m2/yr
b b b b




1 ftb =304.8 mm
b b 1 ft2/sec
b =929.03 cm2/sec
b b




1 in. =0.0254 m
=4.448 N
b b b

Force: 1 lb
=2.54 cm
b b b


1 in.
=4.448 ×10—3 kN
b b b

1 lb
=25.4 mm
b b b b b


1 in.
=0.4536 kgf
b b b

1 lb
b b b




Area: 1 ft2
b =929.03 ×10—4 m2
b b b b 1 kip
b =4.448 kN
b b




1 ft2
b =929.03 cm2
b b 1 U.S. ton
b b =8.896 kN
b b




1 ft2
b =929.03 ×102 mm2
b b b b 1 lb
b =0.4536 ×10—3 metric ton
b b b b b




1 in.2
b =6.452 ×10—4 m2
b b b b 1 lb/ft
b =14.593 N/m
b b




1 in.2
b =6.452 cm2
b b
Stress: 1 lb/ft2
b =47.88 N/m2
b b




1 in.2 =645.16 mm2 2
=0.04788 kN/m2
b b b

1 lb/ft
b b b


—3
Volume: 1 ft
b
3
=28.317 ×10 m
b b b b
3
1 U.S. ton/ft2
b b =95.76 kN/m2
b b




1 ft3
b =28.317 ×103 cm3
b b b b 1 kip/ft2
b =47.88 kN/m2
b b




1 in.3
b =16.387 ×10—6 m3
b b b b 1 lb/in.2
b =6.895 kN/m2
b b




1 in.3 =16.387 cm3
1 lb/ft3 =0.1572 kN/m3
b

Unit weight:
b b

b b b b




Section 1 in.
b
3
=0.16387 ×10 mm
b b b
5
b
3
1 lb/in.3
b =271.43 kN/m3
b b




modulus: 1 in.3
b =0.16387 ×10—4 m3
b b b b

Moment: 1 lb-ft
b =1.3558 N · m
b b b b




Hydraulic 1 ft/min
b =0.3048 m/min
b b 1 lb-in.
b =0.11298 N · m
b b b b




conductivity: 1 ft/min =30.48 cm/min
=1.3558 J
b b b

Energy: 1 ft-lb
=304.8 mm/min
b b b


1 ft/min
b b b




1 ft/sec
b =0.3048 m/sec
b b Moment of b 1 in.
b
4
=0.4162 ×106 mm4
b b b b




1 ft/sec
b =304.8 mm/sec
b b inertia:
b 1 in.4
b =0.4162 ×10—6 m4
b b b b




1 in./min
b =0.0254 m/min
b b




1 in./sec
b =2.54 cm/sec
b b




1 in./sec
b =25.4 mm/sec
b b

, CONVERSION FACTORS FROM SI TO ENGLISH UNITS
b b b b b b




Length: 1m
b =3.281 ft
b b Stress: 1 N/m2
b =20.885 ×10—3 lb/ft2
b b b b




1 cm
b =3.281 ×10—2 ft
b b b b 1 kN/m2
b =20.885 lb/ft2
b b




1 mm
b =3.281 ×10—3 ft
b b b b 1 kN/m2
b =0.01044 U.S. ton/ft2
b b b




1m
b =39.37 in.
b b 1 kN/m2
b =20.885 ×10—3 kip/ft2
b b b b




1 cm
b =0.3937 in.
b b 1 kN/m2
b =0.145 lb/in.2
b b




1 mm
b =0.03937 in.
b b

Unit weight:
b 1 kN/m3
b =6.361 lb/ft3
b b




Area: 1m
b
2
=10.764 ft
b b
2
1 kN/m3
b =0.003682 lb/in.3
b b




1 cm2 =10.764 ×10—4 ft2
=0.7375 lb-ft
b b b b b

Moment: 1N·m
1 mm2 =10.764 ×10—6 ft2
b b b b b




=8.851 lb-in.
b b b b b

1N·m
1 m2 =1550 in.2
b b b b b

b b b




1 cm2
b =0.155 in.2
b b Energy: 1J
b =0.7375 ft-lb
b b




1 mm2
b =0.155 ×10—2 in.2
b b b b

Moment of b 1 mm
b
4
=2.402 ×10—6 in.4
b b b b




Volume: 1m
b
3
=35.32 ft
b b
3
inertia: 1 m4
b =2.402 ×106 in.4
b b b b




1 cm3 3 =35.32 ×10—4 ft3
=61,023.4 in.3 1 mm3 = 6.102 ×10—5 in.3
b b b b b


1m
b b b
Section b b b b




modulus: 1 m3 =6.102 ×104 in.3
1 cm3 =0.061023 in.3
b b b b b

b b b




Hydraulic 1 m/min =3.281 ft/min
=0.2248 lb
b b b

Force: 1N
=0.03281 ft/min
b b b


conductivity: 1 cm/min
=224.8 lb
b b b

1 kN
=0.003281 ft/min
b b b


1 mm/min
=2.2046 lb
b b b

1 kgf
=3.281 ft/sec
b b b


1 m/sec
=0.2248 kip
b b b

1 kN
=0.03281 ft/sec
b b b


1 mm/sec
=0.1124 U.S. ton
b b b

1 kN
=39.37 in./min
b b b b


1 m/min
=2204.6 lb
b b

1 metric ton
=0.3937 in./sec
b b b b


1 cm/sec
=0.0685 lb/ft
b b

1 N/m
=0.03937 in./sec
b b b


1 mm/sec
b b b




Coefficient of b 1 cm /sec
b
2
= 0.155 in.2/sec
b b




consolidation:
b 1 m2/yr
b =4.915 ×10—5 in.2/sec
b b b b




1 cm2/sec
b =1.0764 ×10—3 ft2/sec
b b b b

, of
GeotechnicalEngineering b




Seventh Edition
b




BRAJA M. DASb b




Australia • Brazil • Japan • Korea • Mexico • Singapore • Spain • United Kingdom • United States
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