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Electrostatic and Capacitance

Electrostatic and Capacitance
If three 15 uF capacitors are connected in series, the net capacitance is

10 uF
20 uF
15 uF
5 uF

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Electrostatic and Capacitance
The lines of force due to charged particles are

None of these
sometimes curved
always curved
always straight

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Electrostatic and Capacitance
A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is

30 KV/m
50 KV/m
100 KV/m
10 KV/m

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Electrostatic and Capacitance
1 volt/meter is same as

1 newton meter
1 joule/coulomb
1 meter/coulomb
1 newton/meter

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Electrostatic and Capacitance
Permittivity is expressed in

Weber/meter
Weber/sq-m
Farad/meter
Farad/sq-m

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Electrostatic and Capacitance
Paper capacitors usually have a tolerance of

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

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