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Electrostatic and Capacitance

Electrostatic and Capacitance
The potential gradient across the material of low permittivity is than across the material of high permittivity.

both (A) and (B)
smaller
None of these
greater

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Electrostatic and Capacitance
Which of the following materials has the highest value of dielectric constant?

Ceramic
Paper
Glass
Mica

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Electrostatic and Capacitance
For making a capacitor, it is better to select a dielectric having

Permittivity slightly more than that of air
High permeability
Permittivity same as that of air
Low permeability

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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

3 V
0 V
6 V
2 V

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Electrostatic and Capacitance
1 volt/meter is same as

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

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Electrostatic and Capacitance
“The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.The above statement is associated with

Lenz’s law
Faraday’s law
Gauss’s law
Kirchhoff's law

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