The relation connecting the energy U and distance r between dipole and induced dipole is :

U \propto r

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U \propto r^{2}

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U \propto r^{- 6}

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U \propto r^{6}

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Solution

The correct option is A $U \propto r^{- 6}$
The potential energy for the dipole-dipole interaction is given by $U = - \frac{2 p_{1}^{2} p_{2}^{2}}{3 (4 π ϵ_{0})^{2} k_{B} T r^{6}}$
thus, $U \propto r^{- 6}$

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The relation connecting the energy U and distance r between dipole and induced dipole is :

The correct option is A U∝r−6The potential energy for the dipole-dipole interaction is given by U=−2p21p223(4πϵ0)2kBTr6thus, U∝r−6

The correct option is A $U \propto r^{- 6}$
The potential energy for the dipole-dipole interaction is given by $U = - \frac{2 p_{1}^{2} p_{2}^{2}}{3 (4 π ϵ_{0})^{2} k_{B} T r^{6}}$
thus, $U \propto r^{- 6}$