EXAMIANS
One volt is the same as
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A capacitor and a resistor are connected in series to a sine wave generator. The frequency is set so that the capacitive reactance is equal to the resistance and, thus, an equal amount of voltage appears across each component. If the frequency is increased
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at a point may be defined as equal to the lines of force passing normally through a unit cross section at that point.
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The time constant of an R-C circuit is defined as the time during which capacitor charging voltage actually rises to ______ percent of its value.
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What is the value of capacitance that must be connected in parallel with 50 pF condenser to make an equivalent capacitance of 150 pF ?
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Which of the following material has least value of dielectric constant ?
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Two plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the
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Voltage applied across a ceramic dielectric produces an electrolytic field 100 times greater than air. What will be the value of dielectric constant ?
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If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will
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A 4.7 MΩ resistor is in series with a 0.015 µF capacitor. The combination is across a 12 V source. How long does it take the capacitor to fully charge?
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