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Electrostatic and Capacitance

Electrostatic and Capacitance
The capacitor preferred for high frequency circuits is

None of the listed here
Air
Paper
Mica

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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

2 µF
1.5 µF
4 µF
10 µF

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Electrostatic and Capacitance
An electrolytic capacitor can be used for

DC only
Both DC and AC
AC only
None of the listed here

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Electrostatic and Capacitance
When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of

2 joules
8 joules
6 joules
4 joules

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Electrostatic and Capacitance
A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is

62 x 105 V/m
82 x 105 V/m
92 x 105 V/m
72 x 105 V/m

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Electrostatic and Capacitance
A capacitor stores 0.24 coulombs at 10 volts. Its capacitance is

0.12 F
0.6 F
0.8 F
0.024 F

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MORE MCQ ON Electrostatic and Capacitance

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