The force F = {-100i+200j +200k} N. The moment of F about the line from O to A is MOA = {470i +315j + 160k} Nm. What are the direction cosines of the position vector ra/o? Answer: cos0x=0.800, cos0y= 0.536, cos0z= 0.272 (-2,6,3) m FOA

The force F = {-100i+200j +200k} N. The moment of F about the line from O to A is MOA = {470i +315j + 160k} Nm. What are the direction cosines of the position vector ra/o? Answer: cos0x=0.800, cos0y= 0.536, cos0z= 0.272 (-2,6,3) m FOA

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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please show the work

The force F =
{-100i + 200j + 200k} N. The moment of F about the line
from O to A is MOA = {470i +315j + 160k} Nm. What are the direction
cosines of the position vector ra/o?
Answer: cosex = 0.800, cos0y= 0.536, cos0z= 0.272
(-2,6, 3) m
Fou

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