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Electrostatic and Capacitance

Electrostatic and Capacitance
Two 0.68 µF capacitors are connected in series across a 10 kHz sine wave signal source. The total capacitive reactance is

4.68 Ω
23.41 Ω
46.8 Ω
11.70 Ω

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Electrostatic and Capacitance
If three 15 uF capacitors are connected in series, the net capacitance is

15 uF
10 uF
5 uF
20 uF

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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
Electric flux
None of these
Electric intensity

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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 ?

Electrolytic Capacitor
Mica capacitor
Paper capacitor
All of the listed here

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Electrostatic and Capacitance
The electrostatic force between two charges of one coulomb each and placed at a distance of 0.5 m will be

36 x 109 N
36 x 108 N
36 x 107 N
36 x 10 fa

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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 decreases
Charge on the capacitor increases

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