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equations for conservation of momentum. The equations for the conservation of momentum mass and energy can also be used for fluid flow that involves multiple phases. If f were energy per unit mass S.
Et A1A e1. To conserve linear momentum ie. The final momentum of the first object is equal to 8 kg 4 ms 32 Ns.
Et A1A e1.
Cauchy momentum equation conservation form. The linear momentum balance equation in terms of material stress follows directly by substituting into this equation for Sij in terms of Sij The angular momentum balance equation can be derived simply by substituting into the momentum balance equation in terms of Cauchy stress sij sji 55 Work done by Cauchy stresses. If f were energy per unit mass S. This dictates that the net amount of momentum before and after a collision always remains the same.