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Electrostatic and Capacitance

Electrostatic and Capacitance
If an ohmmeter reading immediately goes practically to zero and stays there, capacitor is

Lossy
Charged
Short-circuited
Satisfactory

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Electrostatic and Capacitance
A 0.00022 F capacitor equals how many micro-farads?

220 µF
2,200 µF
22 µF
22,200 µF

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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.

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

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Electrostatic and Capacitance
Dielectric strength of a medium is usually expressed in

N/mm
KV/mm
C/mm
None of the listed here

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Electrostatic and Capacitance
A capacitor of 0.02 µF is larger than

0.000020 F
2,000 pF
200,000 pF
All of these

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Electrostatic and Capacitance
A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current

Ceases
Increases
Decreases
Remains constant

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