Answered: : For Fig.7, if the tensions in cables…

: For Fig.7, if the tensions in cables BD and FE are 900N and 675N respectively, determine the moment about point O of the force exerted by a)cable BD, b)cable FE. Fig.7 2.5m 1m

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

For Fig.7, if the tensions in cables BD and FE are 900N and 675N respectively,
determine the moment about point O of the force exerted by a)cable BD, b)cable FE.
Fig.7
25m
2m
01
1 m
O
m

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Step 1: Co-ordinate of the points:

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Step 2: Vector forces are given by:

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Step 3: The moment about point O of the force exerted by cable BD:

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Step 4: The moment about point O of the force exerted by cable FE:

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