Determine the magnitude and the direction cosines of a force which as x , y, and z component of 8 lb, 5 lb and – 7 lb respectively. Magnitude is 11.747340124471 lb , Cos a = o 0.681005224607 cos B = o 0.42562826537937 and cos y = -0.59587957153112

Determine the magnitude and the direction cosines of a force which as x , y, and z component of 8 lb, 5 lb and – 7 lb respectively. Magnitude is 11.747340124471 lb , Cos a = o 0.681005224607 cos B = o 0.42562826537937 and cos y = -0.59587957153112

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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These are corrects 100%, but please tell me how to solve that.

Determine the magnitude and the direction cosines of a force which as x , y, and z component of 8 lb, 5 lb
and – 7 lb respectively.
1B »
o 11.747340124471
Magnitude is
o 0.681005224607
COs a =
o 0.42562826537937
cos B =
o -0.59587957153112
and cos y =

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