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Electrostatic and Capacitance

Electrostatic and Capacitance
A 0.00022 F capacitor equals how many micro-farads?

2,200 µF
22,200 µF
22 µF
220 µF

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

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

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Electrostatic and Capacitance
The capacity of capacitor bank used in power factor correction is expressed in terms of

KW
KV
KVA
KVAR

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Electrostatic and Capacitance
A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

10 times greater than before
5 times greater than before
25 times larger than before
5 times smaller than before

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Electrostatic and Capacitance
The electric field intensity at a point situated 4 meters from a point charge is 200 N/C. If the distance is reduced to 2 meters, the field intensity will be

1200 N/C
800 N/C
1600 N/C
2000 N/C

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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
Paper capacitor
All of the listed here
Mica capacitor

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