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Electrostatic and Capacitance

Electrostatic and Capacitance
Which of the following capacitors can be used for temperature compensation ?

None of these
Ceramic capacitor
Air capacitor
Paper capacitor

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Electrostatic and Capacitance
In order to remove static electricity from machinery

construct insulated cabins
ground the framework
insulate the machinery
humidify the surroundings

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Electrostatic and Capacitance
In the case of a lossy capacitor, its series equivalent resistance value will be

zero
small
very small
large

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Electrostatic and Capacitance
While testing a capacitor with ohm meter, if the capacitor shows charging, but the final resistance reading is appreciably less than normal, it can be concluded that the capacitor is

Leaky
Short-circuit
Open-circuit
Alright

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Electrostatic and Capacitance
A paper capacitor is usually available in the form of

Rolled Foil
Tubes
None of the listed here
Disc

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Electrostatic and Capacitance
The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by

1/RC
C/R
RC
R/C

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