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Electrostatic and Capacitance

Electrostatic and Capacitance
The capacity of capacitor bank used in power factor correction is expressed in terms of

KW
KVAR
KVA
KV

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Electrostatic and Capacitance
An uncharged capacitor and a 1 kΩ resistor are connected in series with a switch and a 6 V battery. At the instant the switch is closed, the voltage across the capacitor is

3 V
6 V
0 V
2 V

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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
The bridge used for the measurement of the value of the capacitance is

Maxwell bridge
Schering bridge
Wheastone bridge
Hay's bridge

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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?

0.88 V
80 V
800 V
8 V

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

None of these
Paper capacitor
Ceramic capacitor
Air capacitor

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