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Electrostatic and Capacitance

Electrostatic and Capacitance
The true power in a capacitor is zero.

1

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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

50 joules
200 joules
250 joules
150 joules

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Electrostatic and Capacitance
The time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value

45
42
54
37

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Electrostatic and Capacitance
"The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed".The above statement is associated with

Maxwell’s first law
Maxwell’s second law
Gauss’s law
Coulomb’s square law

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Electrostatic and Capacitance
The unit of capacitance is

Hennry
Farady/m
Ohm
Farady

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

1

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