30 KN of force at one end just supports a weight of 30,000 KN load at the other end. If the rope is run three times around a circular post, what is the coefficient of friction between the rope and the post?   How to get the final answer 0.366?

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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A 30 KN of force at one end just supports a weight of 30,000 KN load at the other end. If the rope is run three times around a circular post, what is the coefficient of friction between the rope and the post?

 

How to get the final answer 0.366?

Ag per Rope tension formula
те
ello
T2
=
In (7/2) = 4x0
о
In (30000).
= 4 x 6 x
4 = 0·366] Ans
Transcribed Image Text:Ag per Rope tension formula те ello T2 = In (7/2) = 4x0 о In (30000). = 4 x 6 x 4 = 0·366] Ans
Solution
Maximum value of load T₁
Minimum value of load T₂ = 30 KN
load T₁ = 30000 KN
Number of tuin about circular post
N = 3
Angle of contact of rope on circular post
0 = NX 2X = 3x2x = 6x rad
let u = cofficient of friction.
Transcribed Image Text:Solution Maximum value of load T₁ Minimum value of load T₂ = 30 KN load T₁ = 30000 KN Number of tuin about circular post N = 3 Angle of contact of rope on circular post 0 = NX 2X = 3x2x = 6x rad let u = cofficient of friction.
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