8. Consider the series RC circuit below. C= 4.0mF %3D You? F1002 502 a. How should the open switch be closed in order to fill the capacitor with charge? b. What is the initial effective resistance of this capacitor when the switch is first closed? С. Electrical engineers estimate that it takes 10 time constants to fill this capacitor with charge. Calculate the time needed to fill this capacitor.

8. The current through a capacitor is given by ic(1) = 0.1-{e00 }. Determine: -1/0.01 (a) The voltage v.(1) across the capacitor. (b) The capacitor energy and power.

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10 V sine 90 kHz 1 kQ C1 1 nF 2. Using a Square function with 90,000 Hz in your function-generator, a 1000-ohm resistor, and a 1 nano-Farad capacitor, determine the charging time for the capacitor. Show your calculations and show the charging-discharge curve with an oscilloscope in TINKERCAD.

Fill in the blanksadd, capacitance, charge capacity, dielectric, dissipate, electrical circuits, , passive, plates,proximity, storesA capacitor is a 1 …………. two-terminal electrical component that 2 ……… potential energy in anelectric field. The effect of a capacitor is known as 3. …………... While some capacitance exists betweenany two electrical conductors in 4. …………… in a circuit, a capacitor is a component designed to 5.…… capacitance to a circuit. The capacitor was originally known as a condenser.The physical form and construction of practical capacitors vary widely and many capacitor types are incommon use. Most capacitors contain at least two electrical conductors often in the form of metallic 6.………… or surfaces separated by a 7. ………medium. A conductor may be a foil, thin film, or anelectrolyte. The nonconducting dielectric acts to increase the capacitor's 8. ………… ………. Materialscommonly used as dielectrics include glass, ceramic, plastic film, paper, mica, and oxide…

2. What type of energy is stored up in a capacitor? In a storage cell? In an inductive circuit? Why are capacitors not used in place of secondary batteries?

Do we need to take into account the internal resistance of the voltmeter when discharging the capacitor?  Why or why not?