The vertical and horizontal poles at the traffic-light assembly are erected first. Determine the additional force and moment reactions at the base O caused by the addition of the three 120-lb traffic signals B, C, and D. Report your answers as a force magnitude and a moment magnitude. 27' 38' 27' 120 lb 120 Ib 120 lb Answers: O = i Ib Mo = i Ib-ft
The vertical and horizontal poles at the traffic-light assembly are erected first. Determine the additional force and moment reactions at the base O caused by the addition of the three 120-lb traffic signals B, C, and D. Report your answers as a force magnitude and a moment magnitude. 27' 38' 27' 120 lb 120 Ib 120 lb Answers: O = i Ib Mo = i Ib-ft
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Transcribed Image Text:The vertical and horizontal poles at the traffic-light assembly are erected first. Determine the additional force and moment reactions
at the base O caused by the addition of the three 120-lb traffic signals B, C, and D. Report your answers as a force magnitude and a
moment magnitude.
27"
38'
27'
120 lb
120 Ib
120 lb
Answers:
O =
i
Ib
Mo =
i
Ib-ft
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