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Electrostatic and Capacitance

Electrostatic and Capacitance
The units of volume charge density are

Coulomb/meter
Coulomb/meter
Coulomb/meter
Coulomb/meter

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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

Alright
Leaky
Open-circuit
Short-circuit

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Electrostatic and Capacitance
XC is inversely proportional to frequency and capacitance.

1

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Electrostatic and Capacitance
In the case of a lossy capacitor, its series equivalent resistance value will be

small
large
zero
very small

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Electrostatic and Capacitance
A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is

200 joules
50 joules
250 joules
150 joules

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Electrostatic and Capacitance
Mica capacitors are characterised by all of the following except

accurate value
stable operation
low losses
low leakage reactance

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MORE MCQ ON Electrostatic and Capacitance

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