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Electrostatic and Capacitance

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

6 V
0 V
3 V
2 V

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Electrostatic and Capacitance
Dielectric constant for mica is nearly

200
1 to 2
100
3 to 8

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Electrostatic and Capacitance
The presence of an uncharged conductor near a charged one increases the

All of the listed here
Capacity of the charged conductor
Potential of the charged conductor
Charge of the charged conductor

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

KV
KW
KVAR
KVA

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Electrostatic and Capacitance
When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of

4 joules
2 joules
8 joules
6 joules

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Electrostatic and Capacitance
Acharge which when placed in vacuum from an equal and similar charge repels with a force of 9 x 10 N, is known as

milli-coulomb
coulomb
micro-coulomb
pico-coulomb

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