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The top of a ladder weighing 20 kg and 6m long rests against a vertical wall and the foot of the ladder on a horizontal floor. For the wall, if = 0.15, %3D

The top of a ladder weighing 20 kg and 6m long rests against a vertical wall and the foot of the ladder on a horizontal floor. For the wall, if = 0.15, %3D

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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a. Value of NA in terms of X b. Value of NB in terms of Y c. Take a moment in A to find the value of X
The top of a ladder weighing 20 kg and 6m long rests against a vertical wall and the foot of the ladder on a horizontal floor. For the wall, if = 0.15, and for the floor, f = 0.2 0. How far up %3D the ladder can a man weighing 60 kg go before the ladder begins to slip? Find the value of NB in terms of Y. * 60 Kв B NB 0.15 kg X 20 kg 60° A 0.2 NA NA
Transcribed Image Text:The top of a ladder weighing 20 kg and 6m long rests against a vertical wall and the foot of the ladder on a horizontal floor. For the wall, if = 0.15, and for the floor, f = 0.2 0. How far up %3D the ladder can a man weighing 60 kg go before the ladder begins to slip? Find the value of NB in terms of Y. * 60 Kв B NB 0.15 kg X 20 kg 60° A 0.2 NA NA
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