Homework Statement
I have a homework question on electrostatic seesaws. My problem is the algebra.
Homework Equations
I have been following another example and any guidance to help me proceed would be great.
0= (2q Q)/(4πε_o r²)+(q Q)/(4πε_o r²)-m
0= (3q Q)/(4πε_o r²)-m
m=(3q...
Hello there, thanks for your speedy reply. Sorry for being so vague, it wasn't deliberate. However, the question is rather much more complex.
There is a negatively charged oil drop value -6.4 x 10^19 placed 2mm horizontally left of a fixed charge Q, value 2 x 10^11. They are both midway...
Homework Statement
There is a negative point charge between 2 oppositely charged plates. Positive at top and negative at bottom. The electric field runs downwards from pos to neg.
In which direction is the electric field of the point charge.
Homework Equations
The Attempt at a...