2 A lig elastic strig hsa tn al leg h \(a\) ad md B 6 elasticity 2 mg . Or ed 6 th strig is attach d œ fiæ \(\Phi \quad n A\). Tb ob rend te strig s attach d œ \(\mathbf { P }\) rticle 6 mass \(2 m\).

1. Fid in terms \(6 a\), th ex en in 6 th strig wh \(n\)th \(\boldsymbol { \rho }\) rticle \(\mathbf { h }\) g freely in eq lib im b low \(A\).
2. Th \(\mathbf { p }\) rticle is released rm rest at \(A\). Fid in terms \(\mathbf { 6 } \quad a\), th \(\dot { \mathbf { d } }\) stance