The switch below has been closed for a long period of time and is opened at t=0. a) Find the ENERGY stored in the capacitor just before the switch is opened Switch_open_t=0 6kO 1ka 1kQ E12V The switch opens at t=0. The capacitor begins to discharge. Q(E)c =Q(0). · e b) At what time 't will the charge on the capacitor be equal to 20% of the charge at t=0? c) How much charge remains on the capacitor at this time? d) Find the total energy dissipated by one of the 1k2 resistors using

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...
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please answer d

The switch below has been closed for a long period of time and is opened at
t=0.
a) Find the ENERGY stored in the
Switch_open_t=0
capacitor just before the
switch is opened
6ka
1kQ
S1ka
= 12V
=1µF
The switch opens at t=0. The
capacitor begins to discharge.
Q(t)c
Q(0). · e
b) At what time 't' will the charge on the capacitor be equal to 20% of the
charge at t=0?
c) How much charge remains on the capacitor at this time?
d) Find the total energy dissipated by one of the 1k2 resistors using
E, = p(t)dt where p(t)is the instantaneous power
%3D
Transcribed Image Text:The switch below has been closed for a long period of time and is opened at t=0. a) Find the ENERGY stored in the Switch_open_t=0 capacitor just before the switch is opened 6ka 1kQ S1ka = 12V =1µF The switch opens at t=0. The capacitor begins to discharge. Q(t)c Q(0). · e b) At what time 't' will the charge on the capacitor be equal to 20% of the charge at t=0? c) How much charge remains on the capacitor at this time? d) Find the total energy dissipated by one of the 1k2 resistors using E, = p(t)dt where p(t)is the instantaneous power %3D
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