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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.

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

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Electrostatic and Capacitance
A capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it could be ?

Mica capacitor
All of the listed here
Paper capacitor
Electrolytic Capacitor

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Electrostatic and Capacitance
Permittivity is expressed in

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

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

15 uF
40 uF
30 uF
20 uF

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Electrostatic and Capacitance
The dissipation factor of a good dielectric is of the order of

0.0002
2.0
0.002
0.2

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Electrostatic and Capacitance
_______ field is associated with the capacitor.

Electric
Both Electric & Magnetic
Magnetic
None of the listed here

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