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17 questions
Which of the following is a true statement about the electric field between the two plates?
The field is attractive between the plates and uniform in strength
The field is repulsive between the plates and uniform in strength
The field is attractive between the plates and strongest near the positive
The field is repulsive between the plates and strongest near the positive
Based on the arrangement of the electric field lines in the diagram, what are the charges?
both charges are the same
the charges are opposite
they are neutral; no charge
Which diagram correctly shows the electric field around a negative charge?
A
B
they are both positive
Which diagram correctly shows the field lines between two like charges?
A
B
Both
Neither
Which diagram represents the electric fields of a negative point charge, shown by º
When an object gains electrons it becomes __________
Neutral
Positively charged
Negatively charged
An atom of oxygen has 8 protons and 10 electrons, this means the atom is ____________
positively charged because it has excess electrons
negatively charged because it has excess electrons
positively charged because it has a deficiency of electrons
negatively charged because it has a deficiency of electrons
Coulomb's law also says if distance increases, then force
decreases
disapears
destroyed in a heartbeat
doubles
which is the field for opposite charges
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