Engineering Mechanics - Force System Resultants - Discussion

Discussion :: Force System Resultants - General Questions (Q.No.29)


The resultant force of a wind loading acts perpendicular to the face of the sign as shown. Replace this force by an equivalent force and couple moment acting at point O.

[A]. F = -120i lb, M = (-3000j+1800k) lb-ft
[B]. F = -120i lb, M = 3500i lb-ft
[C]. F = -120i lb, M = -3500j lb-ft
[D]. F = -120i lb, M = 3500k lb-ft

Answer: Option A


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