978-0073398242 Chapter 2 Solution Manual Part 13

subject Type Homework Help
subject Pages 9
subject Words 864
subject Authors Brian Self, David Mazurek, E. Johnston, Ferdinand Beer, Phillip Cornwell

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PROBLEM 2.111
A transmission tower is held by three guy wires attached
to a pin at A and anchored by bolts at B, C, and D. If the
tension in wire AB is 840 lb, determine the vertical force
P exerted by the tower on the pin at A.
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PROBLEM 2.111 (Continued)
4 30 10

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PROBLEM 2.112
A transmission tower is held by three guy wires attached
to a pin at A and anchored by bolts at B, C, and D. If the
tension in wire AC is 590 lb, determine the vertical force
P exerted by the tower on the pin at A.
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PROBLEM 2.112 (Continued)
4 30 10

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PROBLEM 2.113
In trying to move across a slippery icy surface, a 175-lb man uses
two ropes AB and AC. Knowing that the force exerted on the man
by the icy surface is perpendicular to that surface, determine the
tension in each rope.
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PROBLEM 2.113 (Continued)
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PROBLEM 2.114
Solve Problem 2.113, assuming that a friend is helping the man
at A by pulling on him with a force P = (45 lb)k.
PROBLEM 2.113 In trying to move across a slippery icy
surface, a 175-lb man uses two ropes AB and AC. Knowing that
the force exerted on the man by the icy surface is perpendicular
to that surface, determine the tension in each rope.
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PROBLEM 2.115
For the rectangular plate of Problems 2.109 and 2.110,
determine the tension in each of the three cables knowing that
the weight of the plate is 792 N.
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PROBLEM 2.116
For the cable system of Problems 2.107 and 2.108,
determine the tension in each cable knowing that
2880 NP=
and
0.Q=
53 13 61
AB AC AD
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PROBLEM 2.116 (Continued)

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