F =k•(q1•q2)/r^2 =
=8.98755•10^9•(6•10^-6•3.2•10^-6)/0.25^2=
=2.76 N
A small cork with an excess charge of +6.0 µC
is placed 0.25 m from another cork, which
carries a charge of −3.2 µC.
What is the magnitude of the electric force
between the corks? The Coulomb constant is
8.98755 × 10
9
N · m2
/C
2
.
Answer in units of N
2 answers
How many exes electrons are on the negative cork?
How many electrons has the positive cork lost?
How many electrons has the positive cork lost?
3 answers