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(1) For the tension T = 575 N in cable DE, (a) use vector cross product determine the moment of the tension force about O, and (b) calculate the moment of the tension force about line OF. Ans: (a) M=-2220i +1666j -714k N'm (b) MoF -2620 N·m 3 m 4 m 3 ml 2 m 3 m B 30° D BC = CD = 2.5 m

(1) For the tension T = 575 N in cable DE, (a) use vector cross product determine the moment of the tension force about O, and (b) calculate the moment of the tension force about line OF. Ans: (a) M=-2220i +1666j -714k N'm (b) MoF -2620 N·m 3 m 4 m 3 ml 2 m 3 m B 30° D BC = CD = 2.5 m

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) For the tension T = 575 N in cable DE, (a) use vector cross product determine the moment of the tension force about O, and (b) calculate the moment of the tension force about line OF. Ans: (a) M=-2220i +1666j -714k N'm (b) MoF -2620 N·m 3 m 4 m 3 ml 2 m 3 m B 30° D BC = CD = 2.5 m
Transcribed Image Text:(1) For the tension T = 575 N in cable DE, (a) use vector cross product determine the moment of the tension force about O, and (b) calculate the moment of the tension force about line OF. Ans: (a) M=-2220i +1666j -714k N'm (b) MoF -2620 N·m 3 m 4 m 3 ml 2 m 3 m B 30° D BC = CD = 2.5 m
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