Concept explainers
(a)
Find the value of current
(a)
Answer to Problem 91P
The value of current
Explanation of Solution
Initially the capacitor has zero voltage across it then the voltage
Write the equation for current.
Here,
Conclusion:
Substitute
Therefore, the value of current
(b)
Find the value of current
(b)
Answer to Problem 91P
The value of current
Explanation of Solution
Write the equation for time constant,
Here,
Write the equation for current.
Here,
Conclusion:
Substitute
Substitute
Then the voltage,
Substitute
Therefore, the value of current
(c)
Find the value of current
(c)
Answer to Problem 91P
The value of current
Explanation of Solution
Use the previous section equations to find current and voltage.
Conclusion:
Substitute
Then the voltage,
Substitute
Therefore, the value of current
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Chapter 18 Solutions
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