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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

KVA
KVAR
KW
KV

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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
Alright
Open-circuit

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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

6 V
3 V
0 V
2 V

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Electrostatic and Capacitance
A condenser suitable for D.C. only is

Metallic paper capacitor
Poled aluminium electrolytic condenser
Oil impregnated paper condenser
Metallic plate variable gang condenser

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Electrostatic and Capacitance
The capacitor preferred for high frequency circuits is

None of the listed here
Mica
Air
Paper

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Electrostatic and Capacitance
If three 10 uF capacitors are connected in parallel, the net cararitance is

20 uF
15 uF
30 uF
40 uF

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MORE MCQ ON Electrostatic and Capacitance

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