Basic Electrical Theory
Basic Electrical Theory
Capacitors, Inductors, Resonance
The total capacitance of two or more capacitors in series is
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Filter capacitors in power supplies are sometimes connected in series to
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A component is identified as a capacitor if its value is measured in
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Two metal plates separated by air form a 0.001 uF capacitor. Its value may be changed to 0.002 uF by
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The material separating the plates of a capacitor is the
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Three 15 picofarad capacitors are wired in parallel. The value of the combination is
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Capacitors and inductors oppose an alternating current. This is known as
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The reactance of a capacitor increases as the
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The reactance of an inductor increases as the
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Increasing the number of turns on an inductor will make its inductance
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Two 20 uH inductances are connected in series. The total inductance is
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Two 20 uH inductances are connected in parallel. The total inductance is
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A toroidal inductor is one in which the
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A transformer with 100 turns on the primary winding and 10 turns on the secondary winding is connected to 230 volt AC mains. The voltage across the secondary is
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An inductor and a capacitor are connected in series. At the resonant frequency the resulting impedance is
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An inductor and a capacitor are connected in parallel. At the resonant frequency the resulting impedance is
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An inductor and a capacitor form a resonant circuit. The capacitor value is increased by four times. The resonant frequency will
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An inductor and a capacitor form a resonant circuit. If the value of the inductor is decreased by a factor of four, the resonant frequency will
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A "high Q" resonant circuit is one which
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