8 Compression member AB is used to hold up the 250 x 340-mm rectangular plate. If the compressive force in the member is 315 N forthe position shown, determine the magnitude of the projection of this force (as it acts at point A) along diagonal OC.250[28%Answer: Foc=280225i115CB70Dimensions in millimetersN

Answered: Compression member AB is used to hold…

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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Compression member AB is used to hold up the 250 x 340-mm rectangular plate. If the compressive force in the member is 315 N for
the position shown, determine the magnitude of the projection of this force (as it acts at point A) along diagonal OC.
250
[28%
Answer: Foc=
280
225
i
115
C
B
70
Dimensions in millimeters
N

Expert Solution

Step 1: given and

force acting along AB= 315 N

let there are 3 cartesian axes x y and z

vertical axis=y

horizontal =x

perpendicular to the system is =z

$l e t space O space b e space t h e space o r i g i j n f r o m space t h e space g e o m e t r y space c o o r d i n a t e s O space left parenthesis 0 comma 0 comma 0 right parenthesis A left parenthesis 250 cos 28 to the power of o comma 250 sin 28 to the power of o comma negative 225 right parenthesis A left parenthesis 220.73 comma 117.36 comma negative 225 right parenthesis B space left parenthesis 280 comma 0 comma negative 70 right parenthesis C left parenthesis space 250 space cos 28 comma space 250 sin 28 comma negative 340 right parenthesis C left parenthesis 220.73 comma 117.36 comma negative 340 right parenthesis$

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