C a R The switch is placed at position a. The capacitor is being charged. The switch is placed at position b. The capacitor is being discharged. (1) Charging the capacitor: What is the equation for the charge q (t) of the capacitor as it is being charged in the RC circuit? Give your answer in terms of R, C, ɛ, and t? What is the equation for the current I (t) as a function of time when the capacitor being charged? Give your answer in terms of R, C, ɛ, and t? (2) Discharging the capacitor: What is the equation for the charge q (t) of the capacitor as it is being discharged in RC circuit? Give your answer in terms of R, C, ɛ, and t? What is the equation for the current I (t) as a function of time when the capacitor being discharged? Give your answer in terms of R, C, ɛ, and t? (3) What is the equation for the time constant for charging and discharging the capacitor?

C a R The switch is placed at position a. The capacitor is being charged. The switch is placed at position b. The capacitor is being discharged. (1) Charging the capacitor: What is the equation for the charge q (t) of the capacitor as it is being charged in the RC circuit? Give your answer in terms of R, C, ɛ, and t? What is the equation for the current I (t) as a function of time when the capacitor being charged? Give your answer in terms of R, C, ɛ, and t? (2) Discharging the capacitor: What is the equation for the charge q (t) of the capacitor as it is being discharged in RC circuit? Give your answer in terms of R, C, ɛ, and t? What is the equation for the current I (t) as a function of time when the capacitor being discharged? Give your answer in terms of R, C, ɛ, and t? (3) What is the equation for the time constant for charging and discharging the capacitor?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter19: Capacitors

Section: Chapter Questions

Problem 2PA: You are an electrician working in an industrial plant. You discover that the problem with a certain...

See similar textbooks

Similar questions

You are an electrician working in an industrial plant. You discover that the problem with a certain machine is a defective capacitor. The capacitor is connected to a 240-volt AC circuit. The information on the capacitor reveals that it has a capacitance value of 10 mF and a voltage rating of 240 VAC. The only 10-mF AC capacitor in the storeroom is marked with a voltage rating of 350 WVDC. Can this capacitor be used to replace the defective capacitor? Explain your answer.
List the five capacitor replacement rules.
Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?
A postage stamp mica capacitor has the following color marks starting at the upper left dot: yellow, violet, brown, green, no color, and blue. What are the capacitance value, tolerance, and voltage rating of this capacitor?
4. In what form is the energy of a capacitor stored?
A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating of 600 WVDC. The capacitor and resistor are connected to a 480-V, 60-Hz circuit. Is the voltage rating of the capacitor sufficient for this connection?
A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?
Can current flow through a capacitor?
The following figure represents an RC-Circuit with the switch. In Figure A, the capacitor is initially uncharged. In Figure B, the capacitor is initially fully charged. 1) Draw and label the current direction immediately after the switch is closed for each figure. 2) Consider Figure A. What is the voltage across the capacitor as t → 0? Explain. 3) Consider Figure B. Is the voltage across the resistor increasing, decreasing or staying the same as t → 0? Explain. A) B) R C
When the capacitor is charged current flows on either side of the capacitor. Do electrons cross the gap to allow the current on the other side of the circuit?(b) Is charging and discharging time of capacitor equal in a theoretical RC circuit?Plase explain your answer by using relating formula.
a. Show how you would connect all five capacitors to get a maximum capacitance and find the maximum capacitance in terms of C. b. Show how you would connect all five capacitors to get a minimum capacitance and find the minimum capacitance in terms of C.
Determine the total capacitance, total charge, individual voltage drop and charges across each capacitor. Use two decimal places for your answer. Put your answer for the individual voltage and charge for each capacitor in a table for faster checking. Thank you! Here are the values for the capacitors: C1 = 55 C6 = 50 C2 = 25 C7 = 17 C3 = 49 C8 = 44 C4 = 22 C9 = 53 C5 = 45 C10 = 44