🛠️ JEE🧲 Physics

If the potential energy between two molecules is given by \(U=-\frac{A}{r^6}+\frac{B}{r^{12}}\), then at equilibrium, se…

Q1

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

[JEE Main 2020, 6 Sep (Shift 1)]

a

\(\left(\frac{2 B}{A}\right)^{\frac{1}{6}},-\frac{A^2}{2 B}\)

b

\(\left(\frac{B}{2 A}\right)^{\frac{1}{6}},-\frac{A^2}{2 B}\)

c

\(\left(\frac{2 B}{A}\right)^{\frac{1}{6}},-\frac{A^2}{4 B}\)

d

\(\left(\frac{B}{A}\right)^{\frac{1}{6}}, 0\)

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