The tower crane is used to hoist the 2.2-Mg load upward at constant velocity. The 1.9- Mg jib BD, 0.9-Mg jib BC, and 13-Mg counterweight C have centers of mass at G1, G2, and G3, respectively. Determine the resultant moment in ( N.m) produced by

The tower crane is used to hoist the 2.2-Mg load upward at constant velocity. The 1.9- Mg jib BD, 0.9-Mg jib BC, and 13-Mg counterweight C have centers of mass at G1, G2, and G3, respectively. Determine the resultant moment in ( N.m) produced by

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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Question

The tower crane is used to hoist the 2.2-Mg
load upward at constant velocity. The 1.9-
Mg jib BD, 0.9-Mg jib BC, and 13-Mg
counterweight C have centers of mass at
G1, G2, and G3, respectively. Determine the
resultant moment in ( N.m) produced by
the load and the weights of the tower crane
jibs about point A.
(Please just fill your answer without filling
the units )
4 m
9.5m
G
G3F- 7.5 m
-12.5 m-
Load (upward)
23 m

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