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Q4: If the charge on a parallel-plate capacitor
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Q11: Two small charged objects repel each other
Q15: Capacitors C<sub>1</sub> and C<sub>2</sub> are connected in
Q28: The rate at which electrical energy is
Q45: A long straight wire is in the
Q48: A ray of light passes obliquely through
Q52: Current is a measure of:<br>A) force that
Q82: For a beam of light in air
Q85: A rectangular loop of wire has