1
Q
what are the two types of electric charges
A
positive and negative
2
Q
who formulated the law that gives the force between two point charges
A
charles coulomb
3
Q
the SI unit for electric charge
A
coulomb
4
Q
an electricfield is define as the electric force per unit
A
charge
5
Q
the direction of an electric field line at any point is the direction of the force
A
positive charge
6
Q
distance between 2 point charge is doubled. the electro static between them becomes
A
one forth strong 1/4
7
Q
2 like electric charges will
A
repel
8
Q
what is gauss’s law
A
the magnetic flux B across any closed surface is zero; that is, div B = 0.
9
Q
A
General Physics
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