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(1) A pulling force 7=32 lb is applied to the cord, which is wound securely around the inner hub of the drum shown. (a) Determine the moment of T about the drum center C. (b) At what angle should I be applied so that the moment about the bottom contact point P is zero? Ans: (a) 13.33 lb-ft CW (b) 51.3° T = 32 lb 5" ск 8" P

(1) A pulling force 7=32 lb is applied to the cord, which is wound securely around the inner hub of the drum shown. (a) Determine the moment of T about the drum center C. (b) At what angle should I be applied so that the moment about the bottom contact point P is zero? Ans: (a) 13.33 lb-ft CW (b) 51.3° T = 32 lb 5" ск 8" P

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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(1) A pulling force 7=32 lb is applied to the cord, which is wound securely around the inner hub of the drum shown. (a) Determine the moment of T about the drum center C. (b) At what angle should I be applied so that the moment about the bottom contact point P is zero? Ans: (a) 13.33 lb-ft CW (b) 51.3° T = 32 lb 5" ск 8" P
Transcribed Image Text:(1) A pulling force 7=32 lb is applied to the cord, which is wound securely around the inner hub of the drum shown. (a) Determine the moment of T about the drum center C. (b) At what angle should I be applied so that the moment about the bottom contact point P is zero? Ans: (a) 13.33 lb-ft CW (b) 51.3° T = 32 lb 5" ск 8" P
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