PhysicsMedium70×since 2002Q8583If the potential energy between two molecules is given by U = −Ar6+Br12- {A \over {{r^6}}} + {B \over {{r^{12}}}}−r6A+r12B, then at equilibrium, separation between molecules, and the potential energy are :A(2BA)1/6{\left( {{{2B} \over A}} \right)^{1/6}}(A2B)1/6, −A24B- {{{A^2}} \over {4B}}−4BA2B(2BA)1/6,−A22B{\left( {{{2B} \over A}} \right)^{1/6}}, - {{{A^2}} \over {2B}}(A2B)1/6,−2BA2C(BA)1/6,0{\left( {{B \over A}} \right)^{1/6}},0(AB)1/6,0D(B2A)1/6,−A22B{\left( {{B \over {2A}}} \right)^{1/6}}, - {{{A^2}} \over {2B}}(2AB)1/6,−2BA2Check answerSkip