Determine the force in each member of the loaded truss. Discuss the effects of varying the angle of the 49° support surface at C. The forces are positive if in tension, negative if in compression. 8.8' в 3.6' 145 lb 49 Part 1 v Correct Find the angle a. 8.8' a 3.6 145 lb 49 Answer: a = 22.24

Determine the force in each member of the loaded truss. Discuss the effects of varying the angle of the 49° support surface at C. The forces are positive if in tension, negative if in compression. 8.8' в 3.6' 145 lb 49 Part 1 v Correct Find the angle a. 8.8' a 3.6 145 lb 49 Answer: a = 22.24

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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pls help me to find AB & AC

Determine the force in each member of the loaded truss. Discuss the effects of varying the angle of the 49° support surface at C. The
forces are positive if in tension, negative if in compression.
8.8'
в
3.6'
145 lb
49
Part 1
v Correct
Find the angle a.
8.8'
a
3.6
145 lb
49
Answer: a =
22.24

The free-body diagram of joint A is drawn with the members assumed to be in tension.
AB
a.
AC
145 lb
Find the forces in AB and AC.
Answers:
AB =
i
-427.96
Ib
AC =
i
-462.36
Ib

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