440:221 LecturesSchool of Engineering, Fall 2011Topics to be covered•Is possible to reduce (simplify) a force/couple system? •Is there any advantages in doing so?•What is the procedure?•What is an equivalent system?•When do we use equivalent systems?2
440:221 Lectures1. A general systemof forces and couple moments acting on a rigid body can be reduced to a ___ .A) single forceB) single momentC) single force and two momentsD) single force and a single moment2. The original force and couple system and an equivalent force-couple system have the same _____ effect on a body.A) internalB) externalC) internal and externalD) microscopic Preliminary QuestionsD) single force and single momentB) external
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