bottom. as shown in the figure below, with AC BC (b) the normal forces at A and B at A N at a N 4.80 m. A painter of mass m 69.0 kg stands on the ladder d 3.00 m from the Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.) (a) the tension in the horizontal bar DE connecting the two halves of the ladder N (c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half rightward component upward component

bottom. as shown in the figure below, with AC BC (b) the normal forces at A and B at A N at a N 4.80 m. A painter of mass m 69.0 kg stands on the ladder d 3.00 m from the Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.) (a) the tension in the horizontal bar DE connecting the two halves of the ladder N (c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half rightward component upward component

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter10: Plate Girders

Section: Chapter Questions

Problem 10.7.9P

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Question

A stepladder of negligible weight is constructed as shown in the figure below, with AC-BC-t=4.80 m. A painter of mass m= 69.0 kg stands on the ladder d 3.00 m from the
bottom
Assuming the floor is frictionless, find the following. (Suggestion: Treat the ladder as a single object, but also treat each half of the ladder separately.)
(a) the tension in the horizontal bar DE connecting the two halves of the ladder
(b) the normal forces at A and B
at A
N
at 8
N
(c) the components of the reaction force at the single hinge C that the left half of the ladder exerts on the right half
rightward component
upward component

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