Electric Circuits
Cells are connected in parallel in order to increase

 efficiency.
 voltage rating.
 life of the cells.
 current capacity.

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Electric Circuits
Atoms have no electric charge because they

 have an equal number of neutrons and protons.
 have neutrons in their nuclei.
 have an equal number of electrons and protons.
 have an equal number of charged and non charged particles.

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