Force In Equillibrium, Lecture Notes - Mechanics, Study notes of Mechanics

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Fovces in Equilibrium a7} we want 4o determine Re cond: trons onder he viqgid bodies ave in eguilcbviqm. stoic Eguclbrium : Objects ave complefel et vest. Devamcce Eguilibvinm: Obyects may Raw constent Dywamec Egyiliby ius \ 4 . : Aineav and /ov angular velocity, = Pavbicles weve seen te be 1K eg us libriom uben : Re sum o& Re forces ack On Rem is 2eVvo, - id bodies veguive iA wd ition that the SOM of “te tovgues about any axis must be aero fow the bey not te haveoa Feeney to yotede. —s. > Poy, = CONS aver P = constant’ 2) Fast condition foy egocl bien : - = Z F, Ps dP = O Rs constawt alt the reso tant external Povee ackivg on +Be body must be aero : m™ components , This is a tal ement of translational e vilébvium, 4@- the lineay acce le vation of +Be CM o +e body wost be evo ken viewed evom an inertial vetevence frame .