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Electrostatic and Capacitance

Electrostatic and Capacitance
If a 6 uF capacitor is charged to 200 V, the charge in coulombs will be

1600
400
1200
800

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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
1.5 µF
2 µF
10 µF

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Electrostatic and Capacitance
Which of the following capacitor is preferred in case of single phase motor ?

Mica
Electrolytic
Air
Paper

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

8.854 x 10?12 F/m
8.854 x 1(T9 F/m)
8.854 x 1(T10 F/m)
8.854 x KT11 F/m

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Electrostatic and Capacitance
Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them

two in parallel and third in series with this combination
two in series and third in parallel across this combination
all in parallel
all in series

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Electrostatic and Capacitance
Two series capacitors (one 2 µF, the other of unknown value) are charged from a 24 V source. The 2 µF capacitor is charged to 16 V and the other to 8 V. The value of the unknown capacitor is

4 µF
8 µF
2 µF
1 µF

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