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, TABLE OF CONTENTS
Solutions Manual: Meriam's Engineering Mechanics: Statics, 9th
Edition
Authors: J. L. Meriam, L. G. Kraige, J. N. Bolton (2018)
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Chapter 1. Introduction to Statics
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Chapter 2. Force Systems
Chapter 3. Equilibrium
Chapter 4. Structures
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Chapter 5. Distributed Forces
Chapter 6. Friction
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Chapter 7. Virtual Work
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, Chapter 1
Solution 1.1
V Vx2 V y2 402 302 50 y
V 40i 30 j θy
n 0.8i 0.6 j x
V 50 θx
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V = 40i – 30j
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cosx 0.8, x 36.9
cosy 0.6, y 126.9
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Solution 1.2
V V 1 V 2 But V V1 V2 !
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96.9°
Graphically, V 16.4 units, x 83 3
V2 = β 4
12 units V1 = 10 units
V 2 102 122 2 1012 cos 96.9 θx
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Algebraically, 60° 36.9°
sin sin 96.9 ,
V 16.51 units
46.2
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12 16.51
x 36.9 46.2 36.9 83.0
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, Solution 1.3
Graphically, V 14.7 units, x 163
V2 (12 units)
36.9°
y
V 2 102 122 2 1012 cos 83.1 Vʹ =
53.1°
30° 30° V1
Algebraically,
V 14.67 units V2 + (–V1) θx
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sin sin 83.1 , 54.3 β
4 x
12 14.67
x 180 36.9 180 36.9 54.3
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83.1° –V1 (10 units)
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162.6
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Solution 1.4
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F 1602 802 1202 215N
Fx 160 0.743,
cos x x 42.0
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F 215 ED
Fy 80
cos y 0.371, y 68.2
F 215
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Fz 120
cos z 0.557, z 123.9
F 215
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