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Electrostatic and Capacitance

Electrostatic and Capacitance
A 4.7 MΩ resistor is in series with a 0.015 µF capacitor. The combination is across a 12 V source. How long does it take the capacitor to fully charge?

35 ms
352 ms
70.5 ms
3.5 ms

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Electrostatic and Capacitance
at a point may be defined as equal to the lines of force passing normally through a unit cross section at that point.

Magnetic flux density
None of these
Electric intensity
Electric flux

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Electrostatic and Capacitance
In the case of a lossy capacitor, its series equivalent resistance value will be

small
zero
large
very small

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Electrostatic and Capacitance
The breakdown voltage for paper capacitors is usually

20 to 60 volts
2000 to 3000 volts
200 to 1600 volts
more than 10000 volts

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Electrostatic and Capacitance
is that property of a capacitor which delays any change of voltage across it.

Potential gradient
None of these
Capacitance
Inductance

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Electrostatic and Capacitance
Two plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the

Voltage across the plates decreases
Voltage across the plates increases
Charge on the capacitor increases
Charge on the capacitor decreases

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