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Electrostatic and Capacitance

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

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

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Electrostatic and Capacitance
When the dielectric is homogeneous,the potential gradient is

None of the listed here
Zero
Non-uniform
Uniform

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Electrostatic and Capacitance
Which of the following capacitors will have the least variation?

Silver plate mica capacitor
Paper capacitor
Ceramic capacitor
None of the listed here

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Electrostatic and Capacitance
While testing a capacitor with ohm meter, if the capacitor shows charging, but the final resistance reading is appreciably less than normal, it can be concluded that the capacitor is

Leaky
Alright
Short-circuit
Open-circuit

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Electrostatic and Capacitance
is that property of a capacitor which delays any change of voltage across it.

Capacitance
Potential gradient
Inductance
None of these

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Electrostatic and Capacitance
A 220 Ω resistor is in series with a 2.2 µF capacitor. The time constant is

480 µs
48 µs
2.42 µs
24 µs

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