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Electrostatic and Capacitance

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

15 uF
30 uF
40 uF
20 uF

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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

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

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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.

Electric intensity
Magnetic flux density
None of these
Electric flux

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Electrostatic and Capacitance
A capacitance of 100 fiF is connected in series with a resistance of 8000 £2. The time constant of the circuit is

0.4 s
0.6 s
0.8 s
1.2 s

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Electrostatic and Capacitance
A capacitor of 0.02 µF is larger than

All of these
0.000020 F
200,000 pF
2,000 pF

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Electrostatic and Capacitance
The electric field at a point situated at a distance d from straight charged conductor is

proportional to d
None of the listed here
Inversely proportional to d
Inversely proportional to d

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