query: Coulomb's law with an $r^3$, not $r^2$, in the denominator
positive_passages.docid: 145468
positive_passages.text: Why do we say that in Coulomb's law the force is proportional to $\frac{1}{r^{2}}$ and not $\frac{1}{r^{3}}$?
negative_passages.docid: 52857
negative_passages.text: Behaviour of $\frac{x^{3} y}{x^{6} + y^{2}}$ around origin
negative_passages.docid: 113514
negative_passages.text: Solving $E=\frac{1}{\sin10^\circ}-\frac{\sqrt3}{\cos10^\circ}$
negative_passages.docid: 123054
negative_passages.text: How can we have negative work in electrostatics, if $W=(\epsilon_0/2)\int\! E^2\ \mathrm{d}\tau$?
negative_passages.docid: 46353
negative_passages.text: Proof that $\cos(\pi/3)=1/2$
negative_passages.docid: 81980
negative_passages.text: Sign of Work and potential energy in electrostatics
negative_passages.docid: 114003
negative_passages.text: Why is the work done on a charge calculated from infinity?
negative_passages.docid: 88116
negative_passages.text: Ampere's law and external currents
negative_passages.docid: 141447
negative_passages.text: Inverse Square Law and extra space dimensions
negative_passages.docid: 29702
negative_passages.text: Contradiction in Ohm's Law and relation $P=VI$
negative_passages.docid: 32256
negative_passages.text: Electric field at a point on axis of uniformly charged ring using Gauss law
negative_passages.docid: 15170
negative_passages.text: Legendre symbol, second supplementary law
negative_passages.docid: 102563
negative_passages.text: Precision of Coulomb's law
negative_passages.docid: 40837
negative_passages.text: Why $e^{i(π/3)} \ne -1$?
negative_passages.docid: 51073
negative_passages.text: Gauss's Law with Moving Charges
negative_passages.docid: 110011
negative_passages.text: Why $1/r^2$ and not another power of $r$ in Newton's law of gravitation?
negative_passages.docid: 130366
negative_passages.text: Self-energy of a uniformly charged, non-conducting sphere, using energy density formula