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Capacitor voltage

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related to an answer for: Resistor and capacitor voltage
asked Aug 23, 2015 in ELECTRICAL ENGINEERING by anonymous

1 Answer

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Step 1 :

The capcitor is .

Initial voltage is .

Circuit current is image where .
Voltage across capacitor : image.

Voltage across capacitor initially zero.

Substitute , and image in voltage at capacitor .

Step 2 :

Circuit current is image where .

Initial voltage is image.

Substitute , image and image in voltage at capacitor .

image

Solution :

image

answered Aug 24, 2015 by sandy Pupil

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