A frame ABC is supported in part by cable DBE that passes through a frietionless ring at B. Knowing that the tension in the cable is 385 N, deternine (a)- the resultant ( R) of the forees as a vector which exerted by the cables on the support at D and E, (b)- the angles between R and each of the coordinate axes. Answer: 20 min 210 mn R=F + Fne =-(375 N)i +(455 N)j-(460 N)k

A frame ABC is supported in part by cable DBE that passes through a frietionless ring at B. Knowing that the tension in the cable is 385 N, deternine (a)- the resultant ( R) of the forees as a vector which exerted by the cables on the support at D and E, (b)- the angles between R and each of the coordinate axes. Answer: 20 min 210 mn R=F + Fne =-(375 N)i +(455 N)j-(460 N)k

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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Question

H.W:
A frame ABC is supported in part by cable DBE that passes through a frictionless ring at B. Knowing that the
tension in the cable is 385 N, determine (a)- the resultant ( R) of the forees as a vector which exerted by the
cables on the support at D and E, (b)- the angles between R and each of the coordinate axes.
Answer:
210 ma
R= Fan + Fn =-(375 N)i + (455 N)j-(460 N)k
e, =120.1°
e, = 52.5°
510 m
400 am
0. = 128.0°
IB 0m

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