If the potential energy of a gas molecule is `U=(M)/(r^(6))-(N)/(r^(12)),M ` and `N` being positive constants, then the potential energy at equlibrium must be

If the potential energy of a gas molecules is given by U = (X)/(r^(4)) - Y/(r^(8)) where X and Y are constants and are positive. Calculate the otential energy at equilibrium .

If the potential energy between two molecules is given by U= -(A)/(r^6) + B/(r^(12)) , then at equilibrium , separation between molecules , and the potential energy are :

If the potential energy between two molecules is given by U= -(A)/(r^6) + B/(r^(12)) , then at equilibrium , separation between molecules , and the potential energy are :

The potential energy of a particle in a conservative field is U =a/r^3-b/r^2, where a and b are positive constants and r is the distance of particle from the centre of field. For equilibrium, the value of r is

The potential energy of a particle in a conservative field is U =a/r^3 - b/r^2 where a and b are positive constants and r is the distance of particle from the centre of field. For equilibrium, the value of r is