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Electrostatic and Capacitance

Electrostatic and Capacitance
If an ohmmeter reading immediately goes practically to zero and stays there, capacitor is

Short-circuited
Satisfactory
Charged
Lossy

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Electrostatic and Capacitance
Capacitors are used for audio frequency and radio frequency coupling and tuning

Paper
Air
Ceramic
Mica

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Electrostatic and Capacitance
Which capacitor will be physically smaller for the same ratings ?

None of these
Ceramic capacitor
Paper capacitor
Both will be of equal size

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Electrostatic and Capacitance
A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current

Ceases
Decreases
Remains constant
Increases

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Electrostatic and Capacitance
A 0.01 µF capacitor equals how many picofarads?

10,000 pF
100,000 pF
100 pF
1,000 pF

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Electrostatic and Capacitance
A field line and an equipotential surface are

always parallel
always at 90°
None of these
inclined at any angle 0

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