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Electrostatic and Capacitance

Electrostatic and Capacitance
A 12 kHz voltage is applied to a 0.33 µF capacitor, and 200 mA of rms current is measured. What is the value of the voltage?

8 V
800 V
80 V
0.88 V

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Electrostatic and Capacitance
Permittivity is expressed in

Farad/meter
Weber/sq-m
Farad/sq-m
Weber/meter

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Electrostatic and Capacitance
The time constant of an R-C circuit is defined as the time during which capacitor charging voltage actually rises to ______ percent of its value.

37, final
62, final
37, initial
62, initial

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Electrostatic and Capacitance
The inverse of capacitance is called

conductance
elastance
reluctance
susceptance

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Electrostatic and Capacitance
Paper condenser is

Electrolytic condenser
Usually of fixed value
Always polarised
None of the listed here

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Electrostatic and Capacitance
The units of volume charge density are

Coulomb/meter
Coulomb/meter
Coulomb/meter
Coulomb/meter

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