L=5m ·x- T B 1.2 m -1.6 m→

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter7: Analysis Of Stress And Strain
Section: Chapter Questions
Problem 7.3.2P: Repeat the preceding problem using sx= 5.5 MPa. ??y= 4 MPa. and txy= 3.2 MPa.
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The 90-kg man, whose center of gravity is at G, is climbing a uniform ladder. The length of the
ladder is 5 m, and its mass is 20 kg. Friction may be neglected. Compute for the following given that x = 1.5 m:
[1] the normal reaction at B (Answer: 858.375 N) and the total force at A (Answer: 647.479 N)
[2] the vertical reaction at A (Answer: 392.400 N) and the horizontal reaction at A (Answer: 515.025 N)

L=5m
·x-
T
B
1.2 m
-1.6 m→
Transcribed Image Text:L=5m ·x- T B 1.2 m -1.6 m→
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