Question

What is Coulumbs law? What is Coulumbs law? @Physics

Answer 1

It's more like an equation.

Answer 2

force is directly proportional to product of charges and inversely proportional to the square of distance between them...

Answer 3

\[F_e=\frac{1}{4\pi\epsilon_0}\frac{|Q||q|}{r^2}\]

Answer 4

Except no absolute value signs. It's very important that F can be positive or negative according to the signs of Q and q.

See here also:
http://ocw.mit.edu/courses/physics/8-02-electricity-and-magnetism-spring-2002/video-lectures/lecture-1-what-holds-our-world-together/

Answer 5

right

Answer 6

force is directly proportional to product of charges and inversely proportional to the square of distance between them...