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Electrostatic and Capacitance

Electrostatic and Capacitance
The time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value

37
42
45
54

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Electrostatic and Capacitance
Dielectric constant for mica is nearly

1 to 2
100
3 to 8
200

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Electrostatic and Capacitance
The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as

Induction
Magnetic effect
Photoelectric effect
Chemical effect

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Electrostatic and Capacitance
The ohmmeter reading for a short circuited capacitor is

Zero
Infinity
None of the listed here
Few kilo ohm

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Electrostatic and Capacitance
Paper capacitors usually have a tolerance of

None of the listed here
± 10%
± 5%
± 15%

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Electrostatic and Capacitance
A capacitor consists of

two insulators only
two conductors only
two insulators separated by a conductor
two conductors separated by an insulator

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