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Electrostatic and Capacitance

Electrostatic and Capacitance
A capacitor of 0.02 µF is larger than

200,000 pF
All of these
0.000020 F
2,000 pF

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Electrostatic and Capacitance
A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

10 times greater than before
5 times greater than before
5 times smaller than before
25 times larger than before

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Electrostatic and Capacitance
Dielectric strength of a material depends on

moisture content
temperature
all of the listed here
thickness

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Electrostatic and Capacitance
The direction of electric field due +0 positive charge is .

away from the charge
both (A) and (B)
towards the charge
None of these

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Electrostatic and Capacitance
A capacitor consists of

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

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Electrostatic and Capacitance
The dielectric constant of glass is given by

None of the listed here
5 to 100
0.1 to 0.4
2 to 4

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