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Electrostatic and Capacitance

Electrostatic and Capacitance
The time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value

54
42
37
45

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Electrostatic and Capacitance
When the voltage across a capacitor is tripled, the stored charge

Triples
Doubles
Stays the same
Is cut to one-third

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Electrostatic and Capacitance
Which medium has the least dielectric strength ?

Paraffin wax
Water
Glass
Air

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Electrostatic and Capacitance
The inverse of capacitance is called

reluctance
conductance
elastance
susceptance

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Electrostatic and Capacitance
Which of the following capacitors is marked for polarity ?

Mica
Air
Paper
Electrolytic

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Electrostatic and Capacitance
Capacitors are used for audio frequency and radio frequency coupling and tuning

Mica
Air
Paper
Ceramic

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