Electrical Engineering · all questions

Electrostatics
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133

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Q121

In a cable capacitor, voltage gradient is maximum at the surface of the

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Q122

Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them

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Q123

Capacitance increases with

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Q124

If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will

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Q125

Mica capacitors are characterised by all of the following except

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Q126

Which of the following capacitors will have the least variation?

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Q127

capacitors are used in transistor circuits.

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Q128

The number of Faraday tubes of flux passing through a surface in an electric field is called

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Q129

The value of E within the field due to a point charge can be found with the help of

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Q130

Dielectric strength of a medium is usually expressed in

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Q131

Permittivity is expressed in

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Q132

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

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Q133

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

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