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Electrostatic and Capacitance

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

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

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Electrostatic and Capacitance
The relative permittivity of free space is given by

1
10
100
2

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Electrostatic and Capacitance
If three 10 uF capacitors are connected in parallel, the net cararitance is

30 uF
20 uF
40 uF
15 uF

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Electrostatic and Capacitance
1 volt/meter is same as

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

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Electrostatic and Capacitance
Dielectric strength of mica is

300 to 500 kV/mm
30 to 50 kV/mm
10 to 20 kV/mm
50 to 200 kV/mm

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Electrostatic and Capacitance
A 2 µF, a 4 µF, and a 10 µF capacitor are connected in series. The total capacitance is less than

4 µF
2 µF
1.5 µF
10 µF

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