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Electrostatic and Capacitance

Electrostatic and Capacitance
Electric field intensity is a quantity

Both Vector & Scalar quantity
None of the listed here
Vector quantity
Scalar quantity

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Electrostatic and Capacitance
The relative permittivity has the following units

m/F
Wb/m
no units
F/m

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Electrostatic and Capacitance
If three 10 uF capacitors are connected in parallel, the net cararitance is

30 uF
20 uF
40 uF
15 uF

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Electrostatic and Capacitance
An electrolytic capacitor is generally made to provide

Fixed capacitance
Low capacitance
Variable capacitance
Large value of capacitance

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Electrostatic and Capacitance
The direction of electric field due +0 positive charge is .

both (A) and (B)
towards the charge
away from the charge
None of these

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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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